Speaker A : How do you do ? Speaker B : ______________
A.
How are you?
B.
How do you do?
C.
Very well, thanks.
拍照语音搜题,微信中搜索"皮皮学"使用
参考答案:
参考解析:
知识点:
皮皮学刷刷变学霸
举一反三
【简答题】Natural rubber is obtained from rubber trees as a white,milky liquid known as latex.This is treated with acid and dried,before dispatched to countries all over the world.