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    Many people want others to be their friends，but they don't give friendship back．That's why some friendships don't{#blank#}1{#/blank#}very long．You really want other people to be your fiends，right? Well，you'd better know the following things．Friends must trust each{#blank#}2{#/blank#}，So being honest(诚实的)is very important．If a friend finds out that you are not honest，you may lose your friend's {#blank#}3{#/blank#}．

    To be a good friend，you must learn to{#blank#}4{#/blank#}．You don't have to give your lunch money or your clothes to your friend．But you need to learn how to share things you enjoy,like your{#blank#}5{#/blank#}or interests．Certainly,you can also share your ideas and feelings．These can be very{#blank#}6{#/blank#}to a friend．By sharing them you help your friend know you much{#blank#}7{#/blank#}．

    At school，something may go{#blank#}8{#/blank#}．Talking about the problem can help you{#blank#}9{#/blank#}it easily．Turning to a friend can be a first choice to solve the problem．So to be a friend, you{#blank#}10{#/blank#}listen and understand．You must try to put yourself in your friend's place，So you can understand the problem better.

    Nowadays more and more people are using modern traffic and modern communication means. The world {#blank#}1{#/blank#} (it) is becoming much smaller. So life today is much easier than it was {#blank#}2{#/blank#} (hundred) of years ago. but it has brought new {#blank#}3{#/blank#} (problem). One of the biggest problems is pollution. To pollute mean to make things dirty. Pollution comes {#blank#}4{#/blank#} many ways. We see it, smell it, drink it and even hear it.

    Air pollution is still the most serious. It's bad to all living things in the world, but it is not the {#blank#}5{#/blank#} (bad) one kind of pollution. Water pollution kills our fish and pollutes our drinking water. Noise pollution makes us become angry more {#blank#}6{#/blank#} (easy).

    Pollution by SO₂ is really the most dangerous problem of air pollution. It is {#blank#}7{#/blank#} (cause) by heavy traffic. It is true that {#blank#}8{#/blank#} there are fewer people driving, there will be less air pollution.

    The earth is {#blank#}9{#/blank#} (we) home. We must take care of it. That means {#blank#}10{#/blank#} (keep) the land water and air clean. And we must take care of the rise in pollution at the same time.