Such a hard problem ________ that I ________ gave it up . 
#64930
A
was it ; eventually
B
It was ; suddenly
C
was it ; unfortunately
D
It was ; eventually
推荐题目
Nothing can stop us doing that,      ?
#65235
A
can we
B
can’t we
C
can’t it
D
can it
---What _______ you ________ ? ---I’m doing my homework.
#60216
A
do; do
B
are; do
C
are; doing
D
can; do
 I don’t think Mary and Sue _____ before, ______?
#65356
A
have met; haven’t they
B
have met; have they
C
have seen; do I
D
have seen; don’t they