问题补充：
---Who would you rather the English Speech Contest?
---- Li Ping, I think , is the best choice.
A. have attend
B. attend
C. have attended
D. attending
答案：
(答案→)A. have attend
B. attend
C. have attended
D. attending
解析：
句意是：你想让谁参加英语演讲比赛。主语是you,谓语是have，attend是做为宾语补足语。
have sb. do sth.
