Question

【题目】Why not____ your teacher for help when you can’t finish _____ it by

yourself?

A. ask, write B. to ask , writing

C. ask ,writing D. asking, write

Answer 1

【答案】C

【解析】

试题分析：句意：当你独自不能写完它的时候，为什么不向老师请求帮助啊？此题考查固定句式why not do sth为什么不做某事和finish doing sth做完某事。根据句意，应选C。