问题

Do you want to be healthy? ______. Smiling can help you stay healthy.
A:Smile
B:Smiling
C:To smile
D:Smiled
B:Smiling
C:To smile
D:Smiled
正确答案是:
同类题型
My mother often tells me not to ________ or not to look down upon others.
_____ did you stay in your hometown?—For two weeks. [ ]
I am not going swimming tomorrow afternoon. —-_____. I have to clean up my bedroom.
Hesitating what to do,________.
It rains so _______ that people can _________ go hiking in the mountains.