[ Tenses ]
The teacher ____________ many times but they still don’t understand.
A. has explained
B. will explain
C. is explaining
D. explain
Select your answer:

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Tenses and PronounsIf Conditional Zero and OneSimple Present Continuous TenseAdverbsPhrasal Verb & Prepositional PhraseContrast Linking WordsPreposition FormComparison Degree & GerundsPoetry VocabularyVerb Tenses and GerundsOther quiz:
Tenses › ViewWe generally ___ our vacation in July, but this year we ___ it in August.
A. took / take
B. take / are taking
C. take / took
D. are taking / took
Subject Verb Agreement › View
The great mass (start, starts) to break into little pieces.
A. starts
B. start
