[ Types of Sentences ]
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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Distinguishing Future TensesWord Form & Verb TenseReported Speech and Reported QuestionsSimple and Continuous Present Tensetake, make, doAdverbs of Time and PlaceGrammar - Present Perfect TenseModals of ProhibitionCoordinating ConjunctionsWho vs WhomOther quiz:
Grammar › ViewWhat ….. you ….at 8 o’clock last night?
A. do/do
B. did/do
C. have/done
D. were/doing
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I heard someone ____ outside when I was watching TV.
A. to fall
B. fall
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Joe went to the park on Saturday.
_
A. Fragment
B. Sentence
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The package ___ by the delivery service yesterday.
A. was delivered
B. delivers
C. delivered
D. is delivered