He had finished his homework before he watched TV对划线部分提问 划线部分为before he watched TV____ ____ ____ ____ his homework?四个空格可以用when吗我记得现在完成时是用how soon提问的...
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He had finished his homework before he watched TV对划线部分提问 划线部分为before he watched TV____ ____ ____ ____ his homework?四个空格可以用when吗我记得现在完成时是用how soon提问的...
He had finished his homework before he watched TV
对划线部分提问 划线部分为before he watched TV
____ ____ ____ ____ his homework?
四个空格
可以用when吗
我记得现在完成时是用how soon提问的...
He had finished his homework before he watched TV对划线部分提问 划线部分为before he watched TV____ ____ ____ ____ his homework?四个空格可以用when吗我记得现在完成时是用how soon提问的...
When did he finish
用how soon 提问的是将来的一段时间
这里问的是时间的点
When did he finish