I ....... him since we .... at a math camp. ...

[ Past Tenses ]

I ……. him since we …. at a math camp.

A. known, met

B. have known, met

C. know, have met

D. have known, have met

Select your answer:
A B C D E

Random Topics:

Present Perfect and Past Tenses Modal Requests Will and Will not Perfect and Past Tenses Past Modals Articles & Quantifiers To Infinitive/Bare Infinitive/Gerunds Have vs. Has Mixed Grammar Noun and Pronoun

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