—What should I do, doctor? —______healthy, you should take more exercise.
#50576
A
To keep
B
Keep
C
Keeping
D
Kept
推荐题目
-- The math problem _________ is not difficult. --- But after several tries , I have to give up _________ on it .
#49383
A
it’s , working
B
itself , to work
C
itself , working
D
its , to work
Moyan is the first Chinese person ________ the Nobel Prize in Literature. It’s the first time the Chinese people _________ such great achievements in this field.
#49834
A
to win; have achieved
B
to win; to achieve
C
has won; have achieved
D
has won; to achieve