Explain the punctuation rule used in this sentence:
Before I brush my teeth, I always floss.
A. A comma is needed because this is a compound sentence and it joins two dependent clauses.
B. A comma is needed because this is a complex sentence and the dependent clause comes first.

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Grammar › ViewChoose the sentence with the meaning below.
Marie is unhappy because she gave up her career when she got married.
A. Marie would have be happy if she had not give up her career when she got married.
B. Marie would be happy if she didn’t give up her career when she got married.
C. Marie would be happy if she hadn’t given up her career when she got married.
Modal Verbs › View
. Which sentence uses a modal verb to express a strong obligation?
A. You might want to check your email.
B. They can join us for dinner.
C. She must wear a uniform to school.
D. He will visit his grandparents.
Grammar › ViewIs this a fragment or complete sentence?
Joe went to the park on Saturday.
_
A. Fragment
B. Sentence
Grammar › View
The package ___ by the delivery service yesterday.
A. was delivered
B. delivers
C. delivered
D. is delivered