It’s nothing serious. You’ve just caught.          a cold. 
#77966
A
a bit
B
a bit of
C
a little
D
a little of
推荐题目
 Everyone ______ be polite to the old people.
#76484
A
may
B
should
C
can
D
could
--- My son is _____ to be seen. Where has he gone? --- I think he _____ in the building. 
#62906
A
nowhere; must be hiding
B
nowhere; must be hidden himself
C
anywhere; hides
D
everywhere; hides himself