1.We are doing our homework ___ the lights went out.A.as B.while C.when D.as soon as
问题描述:
1.We are doing our homework ___ the lights went out.
A.as B.while C.when D.as soon as
答
c
A肯定不对,BC的区别在于WHILE后面一般跟ING D更加不对了,不可能是我们一做作业灯就灭了 遇鬼呢
答
.c
答
C,当什么的时候
B之所以不对是因为while后面要用ing形式