若4y-3x=0，则x+yy=______．_爱下问搜题

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问题填空题

若4y-3x=0，则

x+y

y

=______．

答案

∵4y-3x=0，

∴x=

4

3

y，

∴

x+y

y

=

4

3

y+y

y

=

7

3

．

故答案为：

7

3

．

完形填空

Do you have lots of friends? What do you 36 friends and friendship? Are they very important for you? Some of your friends may have different views and interests, and some like doing the same 37 as you. Do you like friends different from 38 the same as you? You may like the friends who 39 the same interests as you. But I don’t really care.
I have two good friends, Peter and James. Peter is 40 me. I am a quiet boy, and Peter is also quiet. We 41 enjoy reading books and surfing the Internet. On weekends, we often go to the library or 42 on the computer together. But James is very different from us. He likes playing ball games, and he is more athletic than us. He is 43 more outgoing. He likes talking and often makes 44 laugh. You see, friends are not 45 to be the same. Do you agree with me?

填空题

当前人类面临的全球性问题中最重大的是（）（）和环境问题。