[ Grammar ]
While mom was watching TV, I _______ my homework.
A. am doing
B. was doing
C. had done
D. has done
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Modals Auxiliary › ViewIn the gasoline station, someone ………. because it is very dangerous.
A. should smoke
B. shouldn’t smoke
C. must not smoke
D. have to smoke
E. will smoke
Grammar › View
Are they dancing?
A. Yes, they are
B. No, they aren’t
Prepositions › ViewThe restaurant is deservedly famous ________ all who enjoy Chinese food.
A. with
B. to
C. for
D. in
Grammar › View
I’ve always ____ cats are smarter than dogs
A. think
B. thinks
C. tought
D. thought