He showed great interest in my field of work. He asked me () fresh developments.
A. informing him of
B. to inform him
C. to keep him informed of
D. keeping him informed of
查看答案
Each man and woman must sign () full names before entering the examination room.
A. his
B. her
C. their
D. one’s
"He gave me () $100!" he said with satisfaction.
A. no less than
B. no more than
C. something like
D. only
The introduction of a computer into the production line has raised the output more than if one hundred more trained workers () put on the job.
A. had been
B. were
C. be
D. would be
It is absolutely necessary for us to have sufficient oxygen if we ()to go on living
A. are
B. were
C. had
D. having