Compound Sentences: A Guide for 1st Graders

Question 1

Which of these sentences has two different ideas joined together with the word 'and'?

Accepted Answer

The dog barked, and the cat jumped.

Answer

The spaceship is red.

Answer

I like to play outside.

Answer

The flowers are beautiful.

Question 2

Why do we use conjunctions in compound sentences?

Accepted Answer

To join two sentences together

Answer

To create a new sentence

Answer

To add more information to a sentence

Answer

To make the sentence sound fancy

Question 3

Which sentence has two complete thoughts joined by a comma and a word like 'and', 'but', or 'or'?

Accepted Answer

The dog barked loudly, but the cat just purred.

Answer

The silly dog barked loudly.

Answer

The friendly dog and the curious cat played in the yard.

Answer

When the dog started barking, the cat ran away.

Question 4

Which sentence correctly uses a coordinating conjunction to combine two ideas?

Accepted Answer

The girl was sad but the boy was happy.

Answer

The girl was sad. The boy was happy.

Answer

The girl, was sad but the boy was happy.

Question 5

Which sentence is written correctly?

Accepted Answer

The cat is sleeping, and the dog is barking.

Answer

The cat is sleeping and the dog is barking.

Answer

The cat is sleeping and, the dog is barking.

Question 6

Which sentence shows a choice using a joining word?

Accepted Answer

The cat is sleeping or the dog is barking.

Answer

The cat is sleeping, and the dog is barking.

Answer

The cat is sleeping but the dog is barking.

Question 7

Which of the following is NOT a compound sentence?

Accepted Answer

The cat is sleeping.

Answer

The cat is sleeping, and the dog is barking.

Answer

The cat is sleeping but the dog is barking.

Question 8

Which joining word shows a cause and result in a sentence?

Accepted Answer

so

Answer

and

Answer

or

Question 9

Which sentence has two actions?

Accepted Answer

The cat is sleeping and purring.

Answer

The cat is sleeping.

Answer

The cat and the dog are sleeping.

Question 10

What is the job of a coordinating conjunction in a compound sentence?

Accepted Answer

To connect two complete thoughts

Answer

To show cause and effect

Answer

To indicate time or sequence

Answer

To introduce a new idea

Question 11

Which of these words is a coordinating conjunction?

Accepted Answer

and

Answer

because

Answer

after

Answer

when

Question 12

Which sentence is an example of a compound sentence?

Accepted Answer

The cat chased the mouse, and the bird sang.

Answer

The dog barked.

Question 13

Which coordinating conjunction can be used to show a contrast between two ideas?

Accepted Answer

but

Answer

and

Answer

or

Answer

so

Question 14

What type of word connects words, phrases, or clauses?

Accepted Answer

Conjunction

Answer

Pronoun

Answer

Adverb

Answer

Preposition

Question 15

Which sentence is an example of a run-on sentence?

Accepted Answer

The dog barked, the cat meowed.

Answer

The dog barked, and the cat meowed.

Question 16

What is the key difference between a simple sentence and a compound sentence?

Accepted Answer

A simple sentence has one independent clause, while a compound sentence has two.

Answer

A compound sentence has one independent clause, while a simple sentence has two.

Answer

There is no difference between a simple sentence and a compound sentence.

Question 17

When you join two sentences with a joining word, what punctuation mark do you put before the joining word?

Accepted Answer

, (comma)

Answer

. (period)

Answer

; (semicolon)

Answer

: (colon)

Question 18

Which of these is an example of two sentences joined together with a comma and a joining word?

Accepted Answer

My dog is brown, and he is fluffy.

Answer

My dog is brown.

Answer

My dog is a good boy.

Answer

My dog likes to play fetch.

Question 19

In the sentence 'The dog sat on the mat, and the cat barked.', what is the first sentence?

Accepted Answer

The dog sat on the mat.

Answer

The cat barked.

Answer

The dog sat on the mat, and

Answer

The cat barked, and the dog sat on the mat.

Question 20

Why do we use a comma before a joining word when we have two sentences?

Accepted Answer

To separate the two sentences.

Answer

To make the sentence sound better.

Answer

To show that the sentence is finished.

Answer

To connect the two sentences.

Question 21

What is the main purpose of using a compound sentence?

Accepted Answer

To combine two complete thoughts into one sentence.

Answer

To express one complete thought.

Answer

To add details to a sentence.

Answer

To create excitement in a sentence.

Question 22

What is the coordinating conjunction in the sentence: 'The students studied hard, but they didn't pass the test.'?

Accepted Answer

but

Answer

and

Answer

or

Answer

so

Question 23

What word can be used to join two complete ideas to make a compound sentence?

Accepted Answer

and

Answer

because

Answer

although

Question 24

Which of these sentences combines two complete ideas using the word 'and'?

Accepted Answer

The dog barked, and the mailman came to the door.

Answer

The dog barked at the mailman.

Answer

Because the dog barked, the mailman left quickly.

Question 25

Why do we use compound sentences?

Accepted Answer

To combine two related ideas into one sentence.

Answer

To make the sentence longer and sound better.

Answer

To create excitement in the writing.

Question 26

Which of the following sentences is a compound sentence with a comma and coordinating conjunction?

Accepted Answer

The dog barked, and the mailman came to the door.

Answer

The dog barked at the mailman.

Answer

The dog barked because the mailman came.

Question 27

When we put two complete sentences together to make one sentence, we use a special word to connect them. What kind of word do we use?

Accepted Answer

A special joining word

Answer

A question mark

Answer

A comma

Question 28

Look at these sentences: 'The sun is shining.' 'The birds are singing.' Which of these two sentences can we put together with the special joining word to make one sentence?

Accepted Answer

Both sentences can be put together.

Answer

The sun is shining.

Answer

The birds are singing.

Question 29

Read these two sentences: 'The cat sat on the mat.' 'The cat slept.' Can we put these two sentences together with a special joining word to make one sentence?

Accepted Answer

Yes, we can.

Answer

No, we cannot.

Answer

We can, but we don't need to.

Question 30

In the sentence: 'The car is red and shiny.', which word is the special joining word?

Accepted Answer

and

Answer

red

Answer

shiny

Question 31

Look at these sentences: 'The flowers were beautiful.' 'The flowers were colorful.' Which of these two sentences can we put together with a special joining word to make one sentence?

Accepted Answer

Both sentences can be put together.

Answer

The flowers were beautiful.

Answer

The flowers were colorful.

Question 32

Why do we use a comma in a compound sentence?

Accepted Answer

To make a small pause when we read

Answer

To separate the two sentences

Answer

To show the end of the sentence

Question 33

Let's make a compound sentence: 'The sun is shining.' 'The birds are singing.' How do we put them together?

Accepted Answer

The sun is shining, and the birds are singing.

Answer

The sun is shining but the birds are singing.

Answer

The sun is shining because the birds are singing.

Question 34

Which sentence has two parts that tell about different things?

Accepted Answer

The cat played with a ball of yarn, and the dog watched.

Answer

The cat chased a mouse.

Answer

The dog barked loudly.

Question 35

What word can we use to join these two sentences:  The sun is shining,  ___ it is a beautiful day.

Accepted Answer

and

Answer

so

Answer

but

Question 36

Which word can we use to put these two sentences together: The girl jumped rope. The boy played tag.

Accepted Answer

and

Answer

because

Answer

then

Answer

when

Question 37

Which sentence has two parts joined together with a comma and a word?

Accepted Answer

The birds sang sweetly, and the flowers bloomed brightly.

Answer

The flowers bloomed brightly in the garden.

Answer

The birds sang sweetly.

Question 38

Which sentence needs a comma to separate the two parts?

Accepted Answer

The dog chased the ball, and the cat watched.

Answer

The boy ran quickly.

Answer

The children played in the park.

Question 39

What is the best way to make one sentence from these two:  The rain stopped. The sun came out.

Accepted Answer

The rain stopped, and the sun came out.

Answer

The rain stopped because the sun came out.

Answer

The rain stopped, so the sun came out.

Answer

The rain stopped, then the sun came out.

Question 40

Which word can we put in this sentence:  We went to the beach, ___ we built a sandcastle.

Accepted Answer

and

Answer

but

Answer

so

Answer

because

Question 41

Which sentence tells about two different things that happened?

Accepted Answer

The birds flew high, and the clouds drifted slowly.

Answer

The stars twinkled brightly.

Answer

The sun set behind the mountains.

Question 42

What is the best way to put these two sentences together:  The cat ate the fish. The dog watched.

Accepted Answer

The cat ate the fish, and the dog watched.

Answer

The cat ate the fish, then the dog watched.

Answer

The cat ate the fish, so the dog watched.