Complex Structure: Combining Sentences Subordinating Quiz

  • 5th Grade
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| Questions: 20 | Updated: Jan 7, 2026
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1. Which sentence correctly combines the ideas using a subordinating conjunction: 'The lights went out. I lit a candle.'

Explanation

The lights going out is the reason (cause) for lighting the candle (effect). The subordinating conjunction 'because' correctly joins the cause (dependent clause) to the action (independent clause).

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About This Quiz
Complex Structure: Combining Sentences Subordinating Quiz - Quiz

Combining sentences with subordinating conjunctions requires attention to structure and meaning. In this combining sentences subordinating quiz, you’ll practice merging ideas into clear complex sentences. You’ll evaluate which idea should be emphasized, select appropriate conjunctions, and maintain grammatical accuracy. Each question helps you develop flexibility in sentence construction and strengthens... see moreoverall writing sophistication.
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2. Combine the ideas: ‘She went to bed _______ she finished reading her chapter.’

Explanation

The word 'after' is the correct subordinating conjunction to establish a sequential time relationship, indicating that the reading was completed before she went to bed.

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3. The subordinating conjunction 'unless' is used to introduce a condition that must be met.

Explanation

This is true. 'Unless' means 'if not' and introduces the necessary exception or condition for the main action to occur (e.g., I won't leave unless it stops raining).

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4. Choose the best conjunction to combine the sentences: ‘The dog loves to swim. It hates taking a bath.’

Explanation

Swimming and bathing are similar actions, but the feelings toward them are opposite. 'Although' is the best choice to show this contrast or concession.

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5. Which sentences correctly combine two ideas using a subordinating conjunction with logical meaning? (Select all that apply)

Explanation

Both A and B logically combine the clauses. A uses 'because' to show cause. B uses 'when' to show the time/trigger for the action. C is illogical; 'unless' implies a negative consequence.

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6. Combine: ‘You need to work quietly. You might not finish your project on time.’

Explanation

The conjunction 'If' correctly sets up a negative condition. If the condition of not working quietly is met, the consequence (not finishing) will occur.

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7. Combine the sentences: ‘We stayed inside _______ it was raining too hard.’

Explanation

The word 'because' is the correct subordinating conjunction to introduce the reason (the heavy rain) for the action in the main clause (staying inside).

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8. The sentence 'I watched TV, while I ate dinner' is punctuated correctly because the subordinating conjunction is in the middle.

Explanation

This is false. While no comma is needed before the conjunction 'while' in this structure, the comma is incorrectly placed, making the punctuation wrong. No comma should be used here.

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9. Which sentence uses a subordinating conjunction to show time sequence?

Explanation

The conjunction 'before' establishes a clear sequence of time, showing one action (going to bed) happened prior to the other (the movie ending).

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10. Which words are subordinating conjunctions? (Select all that apply)

Explanation

Although' (contrast) and 'Because' (cause) are both subordinating conjunctions. 'For' and 'And' are coordinating conjunctions.

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11. Complete the sentence to show simultaneous time: ‘I listened to music _______ I cleaned my room.’

Explanation

The subordinating conjunction 'while' indicates that the two actions—listening to music and cleaning the room—were happening at the exact same time.

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12. Which subordinating conjunction would you use to show the reason why someone did something?

Explanation

Since' can be used interchangeably with 'because' to introduce a clause that provides the reason or cause for the main action.

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13. When a sentence starts with a subordinating conjunction (e.g., When the music stopped...), a comma must separate the dependent clause from the independent clause.

Explanation

This statement is true. A comma is required after a dependent clause when it precedes the independent clause in a complex sentence.

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14. Which sentence correctly combines the ideas to show contrast: ‘It was windy. We still had our picnic.’

Explanation

The conjunction 'Although' correctly shows that the picnic happened despite the strong contrast provided by the windy weather.

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15. Which sentences are correctly punctuated complex sentences? (Select all that apply)

Explanation

Sentence A is correct (no comma needed in the middle). Sentence B is correct (comma after the introductory clause). Sentence D is correct (comma after the introductory clause). C is missing a comma after 'hard'.

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16. Complete the sentence to show a negative condition: ‘We cannot start the game _______ everyone arrives.’

Explanation

The word 'unless' sets the condition: if everyone does not arrive, the game cannot start, correctly linking the two clauses.

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17. The conjunction 'If' is primarily used to introduce which kind of dependent clause?

Explanation

The conjunction 'If' is used to introduce a conditional clause, stating the circumstance under which the main action will or might occur.

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18. In the sentence 'I packed a coat, since the temperature dropped,' the conjunction 'since' correctly shows the reason for packing the coat.

Explanation

This is true. 'Since' is used here to mean 'because,' establishing the drop in temperature as the reason for packing the coat.

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19. Which subordinating conjunctions relate to the concept of time? (Select all that apply)

Explanation

Before' and 'While' are both used to define the time relationship between the dependent and independent clauses. 'If' is condition; 'So' is coordinating and shows result.

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20. Complete the sentence to show simultaneous time: ‘_______ the dog barked, the mail carrier ran away.’

Explanation

The conjunction 'As' is used to indicate that the two actions—the dog barking and the mail carrier running away—happened concurrently or immediately upon the other.

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Which sentence correctly combines the ideas using a subordinating...
Combine the ideas: ‘She went to bed _______ she finished reading her...
The subordinating conjunction 'unless' is used to introduce a...
Choose the best conjunction to combine the sentences: ‘The dog loves...
Which sentences correctly combine two ideas using a subordinating...
Combine: ‘You need to work quietly. You might not finish your...
Combine the sentences: ‘We stayed inside _______ it was raining too...
The sentence 'I watched TV, while I ate dinner' is punctuated...
Which sentence uses a subordinating conjunction to show time sequence?
Which words are subordinating conjunctions? (Select all that apply)
Complete the sentence to show simultaneous time: ‘I listened to...
Which subordinating conjunction would you use to show the reason why...
When a sentence starts with a subordinating conjunction (e.g., When...
Which sentence correctly combines the ideas to show contrast: ‘It...
Which sentences are correctly punctuated complex sentences? (Select...
Complete the sentence to show a negative condition: ‘We cannot start...
The conjunction 'If' is primarily used to introduce which kind of...
In the sentence 'I packed a coat, since the temperature dropped,' the...
Which subordinating conjunctions relate to the concept of time?...
Complete the sentence to show simultaneous time: ‘_______ the dog...
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