7.i haven’t decided which hotel ______A)to stayB)is to stay atC)to stay atD)is for staying

问题描述:

7.i haven’t decided which hotel ______
A)to stay
B)is to stay at
C)to stay at
D)is for staying

宾语前置前置,原句I haven‘t decided to stay at which hotel.hotel是名词作宾语,而非it等代词,所以at 不能省略

选 C to stay at
疑问词+to do sth ,构成动词不定式
如果作宾语就可省略 或 which是 副词就不需要介词
不懂的欢迎追问,