(用所给动词的正确形式填空) _______ you _______ (see) any kangaroos when you visited Australia last summer?

(句型转换) He has a class meeting once a week ndline.(对画线部分提问)

(句型转换) I borrowed this book two days ago.(变同义句)

　　I ______ ______this book ______ ______ ______.

(句型转换) You must not plant trees in very dry earth.(变被动语态)

　　Trees ______ ______ ______ ______in very dry earth.

(句型转换) We clean the classroom every day.(变被动语态)

　　The classroom ______ ______ every day.

(句型转换) They have sold out the light green dresses.(变被动语态)

　　The light green dresses ______ ______ ______out.

用单词补全对话

　　W：Wow，another lovely spring day! But I hear spring isn't very pleasant here．

　　M：That w1  　 really true in the past．It used to be very dusty(灰蒙蒙的) w 2  　 there were sandstorms in spring．H 3  　，it won't last long because a lot of trees have been planted．Now spring here is m  4  　  pleasant than it was．

　　W：Is that so? In my country，we h5  quite a long spring．It's windy,but we don't mind the w 6  　   ．There is a breath of spring in it．It seems good to us after a long c　　7  　 winter．

　　M：Winter here is rather long，too；but the cold is not too bad．

　　W：Do you get much rain d  8  　 the year?

　　M：Not much．We only have a r 9  　  season in summer，that is，in J 10  　 and August．It's rather hot then．But it's the best growing season of the year．

（完成单词）We should do something for e______ protection，so that we protect the earth．

Mike didn't attend the meeting．He stayed at home． (用instead of连成一句)

　　Mike stayed at home ______ ______ ______ the meeting．

We should choose local products． (改为被动语态)

　　Local products should ______ ______ by us．