Would you like to go hiking with us for summer vacation?Yes I’d love tomy pare

问题补充：

--- Would you like to go hiking with us for summer vacation?

--- Yes, I’d love to. my parents have decided to take me to visit my grandmother.

A. Because

B. But

C. As

D. And

答案：

A. Because

(答案→)B. But

C. As

D. And

解析：Because因为；But但是；As随着，作为，由于； And和，并且。句意：这个暑假你愿意和我们一起去徒步旅行吗？——是的，我愿意。但是我的父母已经决定了带我去看我的奶奶。结合语境可知选B。