从Ⅱ栏中找出与Ⅰ栏相应的答语。

Ⅰ                                Ⅱ

小题1:I think rock music is too noisy.                   A. Certainly not.

小题2:May I ask you some questions?              B. Have a good trip.

小题3:Would you mind teaching me?                    C. Great! That’s my favorite.

小题4:What a lovely day! Shall we go swimming?       D. Sure, go ahead.

小题5:We are going to Hainan.                        E. I agree with you .

对设有闸坝受人工控制的河流，用水时期，如用水量小时其取样断面、取样位置、取样点的布设以及水质调查的取样次数应按( )处理。

A．河流
B．水库
C．湖泊
D．河口