Would you give him my best regards as soon as he ?A. cameB. comeC. has comeD. comes

问题补充：

Would you give him my best regards as soon as he ?

A. came

B. come

C. has come

D. comes

答案：

A. came

B. come

C. has come

(答案→)D. comes

解析：主句是表将来动作，其时间句、条件句用现在时。