Mr. Smith has promised that all of us will pass the exam, so it ____ so difficult as you imagine.
#63382
A
can’t have been
B
can’t be
C
mustn’t have been
D
mustn’t be
推荐题目
________ you interrupt now? Can’t you see I’m on the phone?_ Sorry, Sir, but it’s urgent.
#63073
A
Can
B
Should
C
Must
D
Would
Mr. Bush is on time for everything. How _______ it be that he was late for the opening ceremony?
#76235
A
should
B
can
C
may
D
must
—I can’t stop smoking, doctor.— For your health, I’m afraid you________.
#77297
A
must
B
have to
C
will
D
can
—How did he get my telephone number?—You ________ it . You told him last week．
#63204
A
should have forgotten
B
may have forgotten
C
must have forgotten
D
could have forgotten