—Why do you look sad?—There are so many problems ________.
#89149
A
remaining to settle
B
remained settling
C
remaining to be settled
D
remained to be settled
推荐题目
When I came home, I found the window open and something ___.
#97840
A
stolen
B
stealing
C
be stolen
D
to steal
_________to the party, Joan was greatly hurt.
#94245
A
Having not been invited
B
Not having been invited
C
Having not invited
D
Not having invited
At last,the boy acknowledged   the money from his mother’s pocket.
#89374
A
having stolen
B
to have stolen
C
have stolen
D
having been stolen
 _______ with the size of the whole earth, the highest mountain does not seem high at all.
#94302
A
Compare
B
Comparing
C
When compared
D
When comparing