[ Perfect Tenses ]
How long … for the book before you found it?
A. have you looked
B. have you been looking
C. had you looked
D. had you been looking

Random Topics:
Adverbs, Prefixes, and SuffixesPhrase vs ClauseWill and Going toConditional ClausePast Simple (to be)Future Tense VerbPossessive PronounsPast Continuous TenseCorrelative conjunctionsPast Simple (Questions)Other quiz:
Grammar › ViewDuring a tornado you ___________ forget basic safety rules. You ____________ panic.You_____________ find a safe place like a corridor and wait until the tornado passes.
A. must, must, must
B. musn´t, musn´t , have to.
C. must, musn´t, haven´t to
Grammar › View
Fill in the blanks with the correct verb form. Either the manager or the employees ___ attending the meeting.
A. is
B. are
C. has
Grammar › ViewIt was raining hard, _____ the baseball game was called off.
A. and
B. or
C. but
D. so
Present Simple and Continuous › View
My friends_________(study) English on Sundays.
A. studies
B. study
C. studied
D. are studying
