It is generally believed that constant reading and comprehending can ______ our mental ability of comprehension while physical exercise can help build up our body. 
#13994
A
stress
B
effect
C
strengthen
D
decide
推荐题目
_____ we have enough evidence, we can’t win the case.
#11861
A
Once
B
As long as
C
Unless
D
Since
It was so dark in the cinema that I could hardly ______ my friend.
#12454
A
turn out
B
bring out
C
call out
D
pick out