Doing eye exercises         well in         our eyes. 
#58227
A
work; protecting
B
works; protecting
C
works ; protect
D
work; to protect
推荐题目
He spent thirty minutes in finishing his homework. 
#58045
A
It took him half an hour to finish his homework.
B
It takes him half an hour to finish his homework.
C
It cost him half an hour to finish his homework.
D
He spend half an hour to on finishing his homework.
You used to be a top student. You shouldn’t ___________.
#60672
A
worry about not getting a good job
B
worried about you’ll not get a good job
C
worry about not get a good job
D
worry about having a good job
The girl’s dream came _____ in the end.
#54741
A
true
B
truely
C
truly
D
truth