Grandma____(cook)breakfast while I_______(wash)my face this morning.
问题描述：
Grandma____(cook)breakfast while I_______(wash)my face this morning.
答
IS COOKING.AM WASHING
答
was cooking / i was washing
had cooked/ was washing
很多答案可以填上
答
was cooking, washed 一般来说，while表示同时进行，可是此时：wash 洗脸 是一个短暂的瞬间动作，而做早饭吧、相对是一个过程：所以，今天早上我洗脸的时候，祖母正在准备早餐。
答
m.l b
答
was cooking,was washing