【初二英语】I had to push myself ____ ____ ____ (继续做) such boring work.

问题描述:

【初二英语】I had to push myself ____ ____ ____ (继续做) such boring work.
我填的是to go on ,但是答案是go on doing ,为什么呢?

由句子后半部分work可看出 such前应填一个动词短语.而to go on是目的状语.go on doing是为doing后面的work.