29. Can you say certain when he will come here?A. atB. forC. withD. In

问题补充：

29. Can you say certain when he will come here?

A. at

B. for

C. with

D. In

答案：

A. at

(答案→)B. for

C. with

D. In

解析：可联系答.案.网客服索取。