Question

—Would you like      camping with me?   
— I’d like to. But I’m busy        my homework.

A．to go; to do

B．to go; doing

C．going; to do

D．going; going

Answer 1

B

试题分析：句意为：---你愿意和我去野营吗？---愿意。但是我在忙于做作业。like to do sth表示某种情境下喜欢做某事，like doing sth表示习惯喜欢做某事。be busy doing sth是固定用法，表示忙于做某事。结合语境可知应选B。