— Is Jay coming by bus?— He should but he not. He likes cycling along. A. must B. can C.

问题补充：

— Is Jay coming by bus?

— He should, but he not. He likes cycling along.

A. must

B. can

C. need

D. may

答案：

A. must

B. can

C. need

(答案→)D. may

解析：考查代替动词。根据句中He likes cycling along.可知为不肯定的推测，故用情态动词may。句意：——Jay乘汽车来么？——他应当，但也许不会，他喜欢一路骑车。