问题

____hard ,and you will make greater progress
A:If you study
B:Study
C:Studying
D:To study
B:Study
C:Studying
D:To study
正确答案是:
同类题型
The old man is very healthy. I think he willlive______.
_____ is your ruler—It’s in my schoolbag ____ the sofa.
Today’s newspaper is so _______ that I feel_______.
He insisted that he ________ in good healthand _______ to work there.
Hi, Mike. Have you been to Disneyland in Shanghai—Yes. I _______ there last month.