[ Grammar ]
She got a terrible mark in the exam so she …… very hard at all.
A. mustn’t have worked
B. can’t have worked
C. didn’t work

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Grammar › ViewExclamatory sentence is about:-
A. Feelings
B. Request
C. Questions
Grammar › View
Neil can’t_________tennis. He’s broken his arm.
A. To play
B. Playing
C. Play
D. Know