--- Whose shirt is this? --- It _______ be Li Lei’s. It is too big for him. 
#53686
A
could
B
must
C
can’t
D
might
推荐题目
Everyone should make a contribution         the environment.
#60222
A
to protect
B
to protecting
C
protects
D
protected
I ______ classical music ____ pop music . 
#56194
A
like, to
B
prefer, to
C
prefers, to
D
preferring, to
      a lot of trees in this area, but now we can see a museum instead.
#59515
A
There used to have
B
There used to be
C
There used to having
D
There used to being
His aunt always_________ a black dress.
#55227
A
put on
B
puts on
C
wear
D
wears
I would rather          at home than        football. It’s too hot outside.
#62857
A
stay; playing
B
stay; play
C
to stay; to play
D
to stay; playing