Go and make someone laugh —______just might help them live longer.
#15672
A
it
B
which
C
that
D
they
推荐题目
Someone is ringing the doorbell. Go and see ______ . 
#14857
A
who is he
B
who he is
C
who it is
D
who is it
 —Please wait a moment. I have ____ to tell you.—OK!
#57519
A
new something
B
something new
C
new anything
D
anything new
I am so tired. I don’t want to do ________ now. 
#57818
A
anyone
B
anything
C
something
D
nothing