Do some warming up exercise before sports. Or you _______ hurt yourself.
#62167
A
must
B
need
C
should
D
may
推荐题目
Jim______ sing Chinese songs very well now, but he______do it last year.
#75382
A
can; can’t
B
could; can’t
C
can; couldn’t
D
could; couldn’t
The pollution problem here seems to get more and more serious .Something ____with it .
#76542
A
has done
B
must be done
C
is doing
D
was done
You _____ lose your way if you walk alone in the mountains at night.
#77800
A
may
B
need
C
should
D
ought to