66.The old man has been _______ (die) since three years ago.

65. It’s ________ (危险的) to walk through the old forest alone.

(B) 根据句子意思，用括号中所给词的适当形式填空。

64.People all over the world love 　　　(和平).

63.Tom’s mother was cooking ______(当…时候) his father was reading a newspaper.

62.The class has begun . All the students are having a test_______ (静静地).

(A) 根据括号中的汉语写出单词，使句子意思完整正确。

61.May I _______ (借) your bike? Mine is broken.

There are many ways for us to reduce (减少) waste. For　 36 , we can reuse paper and plastic bags. We can also recycle newspapers, glass, and cans (易拉罐) to make new things. Here are some useful ways to 　37　 　waste.

Write on 　38　 　sides of paper

Many people write on only one side of their paper. Why not stop wasting the other side? Some students only use half the pages of their 　39 　before getting new ones. Try to use up all the paper. People often give cards on birthdays or festivals. How about trying to 　40　 　e-cards instead?

Don’t throw away your old batteries.

Maybe you do not know that old batteries make the earth 　41 　. This is because they have poisonous parts in them. So, don’t throw away batteries. 　42　 　them together. Try to use rechargeable (充电的) batteries for your games and CD players.

Give off all your unwanted clothes

There are many poor families in China. You may ask your mother to 　43　 　your unwanted clothes. Then you can pass them on to those poor children. You will feel　 44　 that you are helping someone else. Also, you can understand 　45 your friends or relatives (亲戚) want them before throwing them away.