[ Tenses ]
How long ___ before you called me?
A. had you waited
B. did you wait
C. were you waiting
D. had you been waiting

Random Topics:
DescriptionsPresent simple & ContinuousAdverbs (manners & modifiers)Gerund and To InfinitiveVerb PhraseCorrelative Conjunction & Complex SentencesDirect Object and Indirect ObjectGerunds as Objects of PrepositionsPresent Progressive or Present SimpleAbilityOther quiz:
Grammar › ViewHe …. the glasses wherever he is.
A. use
B. uses
C. used
D. us
Preposition › View
He is bored ___ his job.
A. of
B. on
C. at
D. with
Present Simple Tense › ViewMy mom (cook) __________ delicious meals for us.
A. cooks
B. cook
C. cooking
D. is cooking
Would rather/ would prefer/ would like › View
I like trekking in the mountains, but I prefer ____ on a sandy beach.
A. lying
B. lie
C. to lying
