高三英语习题解答题目-The rescue team are considering_____they can do m
高三英语习题解答
题目
-The rescue team are considering_____they can do more for the people suffering from the snow storm.
-So they are.
A.what B.whatever C.if D.how
我已经知道正确答案,只是不知道其它三个为什么不可以.
请先给出你的答案,并把排除其他三个选项的原因写清楚.