问题

______your teacher for help
A:don’t open
B:not to open
C:not open
D:not opening;
B:not to open
C:not open
D:not opening;
正确答案是:
同类题型
There is no doubt ______ he said at yesterday’s meeting was true
The weather is fine. Shall we go out for a walk — . Let’s go.
Tom always wants to_______ others.They say they want to be themselves.
To be frank, what you said and did only _____ our trouble.
Jeffery said he to the get-together the next day, but he didn’t.