Passengers _____ fasten their seat belts immediately after taking their seats. The belts should remain buckled during the flight whether or not the “fasten seat belt” light is on.
#62815
A
shall
B
might
C
need
D
would
推荐题目
—Isn’t Ann’s husband over there? —No, it _____ be him — I’m sure he doesn’t wear glasses.
#62563
A
can’t
B
must not
C
won’t
D
may not
-- Can I tell Peter about the news?-- No, I don’t want anyone else to know it. You ________ keep it to yourself.
#78287
A
must
B
need
C
can
D
may
—Has Mr.Tom White arrived ? ---- Yes ,already . ______he wait outside or just come in ?
#62772
A
Shall
B
May
C
Could
D
Must
Your teacher ________ very angry at that moment because you talked back to her like that.
#62318
A
should have been
B
must have been
C
must be
D
might have been
My brother is honest. He _____ such a thing.
#63425
A
might not do
B
can’t have done
C
can do
D
mustn’t have done