[ Tenses ]
What you (do) when I (phone) at 8:00 last night?
A. had done – phoned
B. were you doing – phoned
C. were you doing – had phoned
D. have you done – phoned

Random Topics:
Verb AgreementTenses and QuestionsRelative Pronouns with PrepositionsHave to/Has toSimple Past/Past ProgressiveAdverb of ConcessionQuantifiers MixComparatives and SuperlativesPresent Tenses and ConnectorsPast ParticiplesOther quiz:
Future Tenses › ViewTo talk about a sudden decision or an offer, we use
A. The simple future
B. The “be going to” future
C. The present continuous
Grammar › View
Last night, my friend ____ on the sofa
A. is sleeping
B. sleep
C. slept
D. sleeps
Comparisons › ViewTuan writes more ________ with fewer mistakes than the previous term.
A. careless
B. careful
C. carefully
D. carelessly
Present Continuous › View
I _________________ (not sleep)
A. am don’t sleeping
B. ‘m not sleepping
C. am not sleeping
