Hello! Im very glad to see you. When you here?A. did; arrive B. will; arrive C. have; arr

问题补充：

Hello! Im very glad to see you. When you here?

A. did; arrive

B. will; arrive

C. have; arrived

D. are; arriving

答案：

(答案→)A. did; arrive

B. will; arrive

C. have; arrived

D. are; arriving

解析：考查动词时态。从Im very glad to see you.“很高兴在这里见到你。”可知问的是“过去”什么时候“到达”的，故答案选A，一般过去时。