—There aren’t any toys in our suitcase．Where have you put them?—Oh, no．That old lady sitting next to us ______ have taken ours by mistake.
#63631
A
must
B
could
C
should
D
would
推荐题目
You have already tried your best, so you _____worry too much about the exams.
#76907
A
can’t
B
needn’t
C
mustn’t
D
shouldn’t
— Where’s Lucy ? — She ________ in the office. I saw her there just now.
#75664
A
can’t be
B
must be
C
can be
D
should be
We all know that we ________ our carbon footprint, but I suspect that many people wouldn't be prepared to go as far as Joan Pick, a retired scientist living in south London.
#62336
A
must have reduced
B
should have reduced
C
may have reduced
D
could have reduced
Every time they met, they ____ talk about former classmates they remembered.
#63368
A
could
B
would
C
should
D
will
As to the question of whether we will sell our house or who we shall sell the house to, you ____ have answer by tomorrow.
#63004
A
shall
B
will
C
could
D
must