问题描述：
You look so upset.What's wrong with you?.
You look so upset.What's wrong with you?
The door _______.Can you help me?
Awon't open Bwon't be open Ccan't open Dcan't be opened
选A,但为什么不选D,
You look so upset.What's wrong with you?
The door _______.Can you help me?
Awon't open Bwon't be open Ccan't open Dcan't be opened
选A,但为什么不选D,
问题解答：
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