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Conjunctions to Prepositions

In each item below, the sentence contains a highlighted conjunction expressing a time relationship, followed by a preposition in parentheses. In the blank box under each item, rewrite the sentence using the prepostion in parentheses. Remember that a preposition is followed by a noun phrase or a gerund. Change the meaning of the original sentence as little as possible.

EXAMPLE

    I walked in after I opened the door. (after)

ANSWER

 I walked in after opening the door.

After you rewrite each sentence, click on ANSWER to compare your sentence with the expected response shown in the answer box at the bottom of the page. (You can click your browserðs RELOAD button to clear your typed answers.)

1. John discussed some ideas with his partner before he wrote his essay outline. (Before).  ANSWER
ANSWER: John discussed some ideas with his partner BEFORE writing his essay outline.

2. Our son has been on active duty since the war began. (Since).  ANSWER
ANSWER: Our son has been on active duty SINCE the beginning of the war.

3. Don't talk to anyone while you are taking this test. (While).  ANSWER
ANSWER: Don't talk to anyone WHILE taking this test.

4. Don't talk to anyone while you are taking this test. (During).  ANSWER
ANSWER: Don't talk to anyone DURING this test.