高中英语选择Ten years have passed and many of my former classmates aren't_____they were.Athem Bwhat Cthat DwhichI was about to give him a call______he hurried into the room.Aafter Bwhen Cwhile DuntilI'm so confused .I cannot figure out _____quite a number of insects and birds are dying out.Athat Bas Cwhy Dwhen
问题描述：
高中英语选择
Ten years have passed and many of my former classmates aren't_____they were.
Athem Bwhat Cthat Dwhich
I was about to give him a call______he hurried into the room.
Aafter Bwhen Cwhile Duntil
I'm so confused .I cannot figure out _____quite a number of insects and birds are dying out.
Athat Bas Cwhy Dwhen
答
b 宾语从句
b 状语从句 当什么什么的时候
c 宾语从句 找出 昆虫和鸟儿死亡的原因 所以用why