[ 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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Grammar › ViewIf I ________ more free time, I would join the gym.
A. had
B. have
C. was having
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Professor Steiner made a remarkable contribution ________ our university during his time with us.
A. in
B. with
C. to
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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