out
up
over
by
第1题:
A. he writes
B.he wrote
C. did he write
D. does he write
第2题:
We planned to( ) some friends for the special occasion.
A、call out
B、call on
C、call over
D、call off
第3题:
A.dropped off
B.dropped out
C.dropped over
D.dropped on
第4题:
I've _____ these lines again and again but I still keep forgetting them.
A. gone off
B. gone about
C. gone over
D. gone through
第5题:
We were able to () the error and have credited your account.
A、track out
B、track down
C、track over
D、track up
第6题:
A. so
B. since
C. when
D. until
第7题:
A、save up
B、meet up
C、stress out
D、run through
第8题:
A. went
B. went up
C. went to
D. went from
第9题:
I went to _____ bed to pick up some papers on it.
A、the
B、a
C、 /
D、an
第10题:
It is not ______, to discuss the question again and again.
A. worth
B. worthy
C. worth-while
D. worth while
17.答案为C。不值得反复地讨论这个问题。由worth的用法可知,此句只适合词组be worthwhile to do sth.。因此选C。