单项选择题
（）every day for 20 minutes.
A.Exercise
B.To exercise
C.Should exercise
D.Exercising
点击查看答案&解析
相关考题
-
单项选择题
I tried（）the book in a few days, but actually I couldn't, just because of too much work for me.
A.finish
B.finishing
C.to have finished
D.finished -
单项选择题
Although I am a good swimmer, I don't like（）in the sea.
A.swim
B.swimming
C.to be swimming
D.to go to swim -
单项选择题
I stopped（）last year.
A.smoking
B.smoke
C.to smoke
D.smoked
