题目内容：

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Today, I am very happy to have a meeting with you．At the meeting we will talk about the _______   we have these days．We all know the problems of _______  and the objects falling from windows are getting worse．We have received lots of letters about such problems．So   _______ is time for possible ways to work out these problems．

Some dog owners don't take care of their dogs well enough, and they let their dogs make mess on the roads and in gardens. This makes the environment _______  ．I would like to tell the dog owners that their behavior is too bad, and at the same time they are making people _______ unhappy．We should keep the environment   _______  ．

It is reported that some people   _______  rubbish out of the windows．It is dangerous because falling objects   _______ hurt others．It is against the law．We should put up a notice to teach people not to do so．If it is found, we will record the names and address of those people who throw objects．Then, a warning will be given and   _______ will be punished by law．

A safe and comfortable living environment is important to us．  _______  we try our best to care for our community, it will be a good place to live in．Thank you for your coming．

1.A．problems   B．films       C．lessons      D．classes

2.A．cats       B．birds       C．dogs       D．snakes

3.A．it         B．here      C．this         D． that

4.A．noisy      B．quiet     C．tidy         D．dirty

5.A．feeling    B．feels      C．feel         D．to feel

6.A．famous     B．useful    C． important   D．pleasant

7.A．pull       B．put       C．throw       D．take

8.A．have to   B．need        C．may        D．should

9.A．we         B．he          C．you        D． they

10.A．If        B．Because．   C．Before       D．Unless