help最经常的用法有两个
一个是help doing 一个是help to do
所以我觉得也可以改成 to explain的~
The Office helps explaining student life at the university.
The Office helps explaining student life at the university.
helps后explaining 为什么不用explain 或to explain ..
helps后explaining 为什么不用explain 或to explain ..
英语人气：220 ℃时间：2019-08-19 15:12:56
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