问题

Why not _______your best _______ peoplein need
A:to try; to help
B:try; help
C:try; helping
D:try; to help
B:try; help
C:try; helping
D:try; to help
正确答案是:
同类题型
Chinese students must_______ their hands first andthen _______ to speak in class.
You wouldn’t be interested in two tickets for tonight’s concert, would you?—_______, I wouldn’t
_______ China views US-Japan relationship will have an effect on China’s military policy.
Oh no! We’re too late. The train ______.—______. That’s OK. We’ll catch the next train to London.