I am helping my neighbor while he is fixing his ...

[ Tenses ]

I am helping my neighbor while he is fixing his car.

A. Present Simple

B. Present Continuous

C. Present Perfect Continuous

D. Present Perfect

Select your answer:

Random Topics:
Neither/Either/All/None Adjectives or Adverbs Such...that, so ......that Pronoun-Verb Agreement Past and Present Tenses Transition Words Adjective and Adverb First Conditionals Can/Could

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