25. ----- who’s the boy you came along __________ ?

　　 ----- He’s our monitor.

　 A. in　　 B. at　　　 C. for　　 D. with

24.　 ----- How did the accident happen?

　　 ----- You know, it __________ difficult to see the road clearly because it ____________ .

　　 A. was; was raining　　 B. is; has rained　　 C. is; is raining　　 D. will be; will rain