[ 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

Random Topics:
Present Perfect and Past TensesModal RequestsWill and Will notPerfect and Past TensesPast ModalsArticles & QuantifiersTo Infinitive/Bare Infinitive/GerundsHave vs. HasMixed GrammarNoun and PronounOther quiz:
Gerunds and Infinitives › ViewIt’s getting late. We should better _____________ much longer. (not stay)
A. to not stay
B. don’t stay
C. not stay
D. not staying
Grammar › View
Mario _______ to listen to jazz music all day
A. love
B. loved
C. is loving
D. loves
Grammar › ViewComplete the sentence with the adjective that describes how many.
______ kids want to try out for our team this year.
A. Fewer
B. New
C. Lazy
D. Talented
Some vs. Any › View
The lesson is over. Do you have …………… questions ?
A. Some
B. Any