I think ____ is bad for your health. You should stop .
A．Smoke, to smoke B．Smoking; to smoke
C．Smoking, smoking D．To smoke, smoke
.Linda said that they______ an English evening party the next day.
A. would have B. will have
C. will be D. would be
Before we arrived, the train___ already.
A. did; leave B. have; left
C. was; leaving D. had; left
—How clean the window is! —Yes. It ________ just now.
A. has been cleaned B. was cleaned
C. is cleaned D. will be cleaned
选择动词的适当形式填空。
The children were made ____ homework first.
A. do B. to do C. did D. Doing
How time flies! Four years _____ really a short time.
A. is B. are C. was D. Were
