–Is Tony home?-Yeah he’s just back from Chengdu.A. comingB. comes C. cameD. come

问题补充：

–Is Tony home?

-Yeah, he’s just back from Chengdu.

A. coming

B. comes

C. came

D. come

答案：

A. coming

B. comes

C. came

(答案→)D. come

解析：此题重点考查现在完成时的基本用法，表示发生在过去的动作对现在造成的影响。