[ Mixed Tenses ]
Jing Wei _______ for Sharon for over an hour, but she still has not arrived.
A. has been waiting
B. is waiting
C. had been waiting
D. have been waiting

Random Topics:
Prepositions and Preposition PhrasesPrepositionsModals, Infinitives and GerundsFuture Simple TenseCommon & Proper NounsFuture TenseGRAMMAR - Could / Could notPrepositions Of PlaceIf ClausesArticles & PrepositionOther quiz:
Grammar › View________ chairs are in ____________ hall.
A. The , a
B. A , the
C. The , –
D. The , the
Grammar › View
The rabbit managed to EVADE the fox by hiding in a hole.
A. entertain
B. tempt
C. startle
D. escape
Grammar › ViewThe bus is hardly _______ late arriving to pick up students from school.
A. ever
B. since
C. never
D. ever
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Active or Passive Voice?
The sun is totally eclipsed by the moon.
A. Active
B. Passive