小学英语改错题He'd better doing his homework quickly ,or he can't finish_英语解答

小学英语改错题
He'd better doing his homework quickly ,or he can't finishing it.错误大于一个.

人气：142 ℃　时间：2020-05-14 05:55:27

解答

doing改为do --因为would better do sth
finishing改为finish---因为can 或can't后加动词原型