— —I can’t find my wallet. There’s a student card in it.A. What’s up? B. What are you doin

问题补充：

—

—I can’t find my wallet. There’s a student card in it.

A. What’s up? B. What are you doing?

C. Are you all right?

答案：

解析：句意：——有什么事？——我找不到我的钱包了。里面有一张学生证。A. What’s up?有什么事？B. What are you doing?你正在做什么？C. Are you all right?你还好吗？根据I can’t find my wallet.可知有麻烦了，故问有什么事。故选A。