问题补充:
There was a large box behind the door and Peter couldn falling over it in the darkness.
A. help
B. resist
C. avoid
D. prevent
答案:
A. help
B. resist
(答案→)C. avoid
D. prevent
解析:avoid 避免(后接动词或名词): He tried to avoid answering my questions. can (couldn ) help doing sth. 禁不住做......不由自主地做......。 can (couldn ) resist doing sth.禁不住做......: I couldn resist laughing.