Although the work was not difficult,yet he didn't know how to do后要加It吗

问题描述:

Although the work was not difficult,yet he didn't know how to do后要加It吗

LZ你好,it 千万不可以省哦
因为do此时是“处理,完成”的意思,相当于finish,deal with,是及物动词,及物动词后面是一定要接宾语的.