We all know that doing morning exercises ______. 
#50401
A
is good for our healthy
B
are good for our healthy
C
are good for our health
D
is good for our health
推荐题目
 His father and mother often argued ______ what TV  programmes ________.
#46235
A
with, to watch
B
about, to watch
C
about, watching
D
with, watching
How do you study ____ tests?---- I study ____ making flashcards.
#48365
A
for with
B
of by
C
for by
D
with for
It’s easy          me            English. I like it.
#46815
A
for, to learn
B
for, learning
C
of , to learn
D
of , learning.