When_______help, one often says “Thank you.” or “It’s kind of you”. 
#84389
A
offering
B
to offer
C
to be offered
D
offered
推荐题目
No sooner _____ to sleep than the telephone rang once more. 
#80947
A
she went
B
she had gone
C
did she go
D
had she gone
Never before ______ such a wonderful place ______ Qingdao. 
#82359
A
have I been to; as
B
I have been to; like
C
have I been to; like
D
I have been to; as
 Hardly ________ to speak ________ someone interrupted him.
#79703
A
had he begun; when
B
he had begun; while
C
did he begin; when
D
he begun; when
The experiment shows that proper amounts of exercise ,if _______regularly, can improve our health.
#82286
A
being carried out
B
carrying out
C
carried out
D
to carry out