Jack, where’s my small round mirror?Sorry, Betty. I it.
A. break
B. broke
C. will break
D. am breaking
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Helen, where is your homework?Sorry, Miss Read. I some of it last night. But I haven’t finished doing it yet.
A. do
B. did
C. have done
D. will do
Food scarce and expensive in the previous days.
A. was
B. is
C. had been
D. would be
Dumpling a traditional Chinese food.
A. was
B. is
C. had been
D. would be
The study also a direct link between obesity and mortality.
A. demonstrate
B. demonstrates
C. had demonstrated
D. demonstrated
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