题目

解决我国水资源不足的途径主要有(     )        A．跨流域调水，大力开采地下水        B．跨流域调水，兴修水库，节约用水，防止污染        C．引海水作淡化处理        D．去南极大陆托运冰川 答案：B．a lot of, free time, would like, of course, what aboutJoan: Daddy, do you have any 1. this Saturday?Dad: I am sorry. I have 2.things to do.Joan: I want to go to fly a kite. I do hope you can play with me for one hour or two hours.Dad: I 3. to go with you, but I must work and do some shopping for grandparents.Joan: Oh, I see. 4. this Sunday? Can you fly kites with me then?Dad: 5. . That’s a good idea.Joan: Great!