How long _____ you _____ him? A. have…known B. do...know ... | GrammarQuiz.Net

[ Grammar ]

How long _____ you _____ him?

A. have…known

B. do…know

C. did…know

D. will…know

Select your answer:

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Present Simple Questions -ed and -ing Adjectives Prepositions of Movement Pronouns, Sentence Structure, and Apostrophes Infinitives and ING Forms Comparative and Superlatives English Article Tenses and Word Formation Common & Proper Nouns

Other quiz:

Reflexive Pronoun › View

It is important that ones take time to understand … before choosing a career.

oneselves
themselves

Grammar › View

When you … your work, you can go home.

A. Finish
B. Finished
C. Will finish
D. Have finish

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