my mother is watching tv at home now.(改为现在完成时)my mother ____ ____ tv at home for twenty
问题描述:
my mother is watching tv at home now.(改为现在完成时)my mother ____ ____ tv at home for twenty
minutes
这里只有两个空格
答
My mother (has watched ) tv at home for twenty minutes.这里只有两个空格所以答案就是 has watched