英语翻译Jason's mouth dropped open."You must be joking,right?"请大

英语翻译Jason's mouth dropped open."You must be joking,right?"请大 you must (be joking) You must be joking you must be joking,救命 句:You must (be joking). 英语翻译1.The boy's mouth dropped open.2.He sitting there with m 变反意疑问句You must be joking,_____? you do not underest ,you must be joking you must be joking改为同义句 you ___ ___ ___! you must be joking还可以说什么（you must be ______）横线上填一个词. you must be joking,little jenny 这句话出自哪部电影 Fifty dollars for such a T-shirt!You ( ) be joking A.must B.