Who is it up decide whether to go or not?A. to toB. or forC. to forD. with to

问题补充：

Who is it up decide whether to go or not?

A. to to

B. or for

C. to for

D. with to

答案：

(答案→)A. to to

B. or for

C. to for

D. with to

解析：答案：A考查介词。句意：由谁决定去还是不去呢？up to sb. to do sth.“由某人决定做某事”。