[ Grammar and Vocabulary ]
He looks so tired!
A. He’s been working too hard
B. He’s been work too hard

Random Topics:
Zero ConditionalExpressing Obligation and ModalsCommon Grammar Mistakes and Spelling TipsQuantifiers MixAdverbial Clause of MannerPresent Progressive TenseMixed GrammarAdjectiveTime Clauses of FutureIndefinite and Definite ArticlesOther quiz:
Vocabulary › ViewWhat’s the noun form of strong?
A. strongest
B. strength
C. strengthen
Vocabulary › View
The man had a ________ headache after the concert.
A. chronic
B. mimic
C. spectator
D. irritable
Grammar › ViewSince I started working for this company, I ________________ several pay rises in my salary because of my technical skills.
A. was given
B. have been given
C. have given
Grammar › View
How long …… on her smartphone?
A. has she talked
B. is she talked
C. has she been talking
D. is she talking
