Question

—Excuse me, can you tell me the way to the zoo? 
—Sorry, I’m new here. Please ask that policeman. He ______ know.
A. can       B. need    C. may

Answer 1

C

考查情态动词。句意：——打扰了，你能告诉我到动物园的路吗？——对不起，我不是本地人，请问警察，他也许会知道。故选C。