[ Grammar ]
Sorry, I’m late! How long ___?
A. have you been waiting
B. have you waited

Random Topics:
Prepositions after VerbsCorrelative ConjunctionRelative PronounsPresent, Past, and Future TimePresent simple & ContinuousThings in EnglishAdjectives vs AdverbsSimple Past/Past ProgressiveEnglish ArticleAdverbial Concession ClausesOther quiz:
Grammar › ViewIf the bus driver doesn’t drive faster, I ____ late for the appointment.
A. am
B. will be
C. won’t be
D. am not
First Conditional › View
If sally ______ late, I ______ mad
A. arrives/ will be
B. arrive/ will be
Grammar and Vocabulary › ViewWe didn’t go to the desert last summer. It was ______ hot.
A. too
B. enough
C. not enough
D. very
Mixed General Quiz › View
___ Evangelical Lutheran Church is ___ country’s biggest denomination.
a. The, the
b. The, a
c. An, the
