It's high time hestrong action against them.
A. is taking
B. takes
C. took
D. will take
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It is sometimes difficult to tell the differences the infinitive, the participle and the gerund.
A. of
B. among
C. for
D. between
It's that so many people like thatTV program.
A. amazing,bored
B. amazing,boring
C. amazed,bored
D. amazed,boring
It wasof you to send me a birthday card.
A. considerable
B. cautious
C. considerate
D. conscious
It was the training that he had as a young man made him such a good engineer.
A. that
B. what
C. when
D. who