The fact has worried many scientists ______ the earth is becoming warm... _满分5

My grandfather is always thinking for others. In another word, he is always ________.

A．modest

B．cautious

C．considerate

D．considerable

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Driving on the road, drivers do ______ the traffic rules, which is responsible for themselves

as well as others.

A．see

B．watch

C．observe

D．notice

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—Won’t you go to the football tonight?

—________.I might stay at home watching it live on TV instead.

A．I’d rather not　

B．I’m not sure

C．I guess so

D．I’d love to

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在世界环保日来临前夕,联合国教科文组织就如何处理城市垃圾问题向全世界中学生征文.请你根据提示,以Saving our city 为题，写一篇 100词左右的短文，内容如下

____________________________________________________________________________

___________________________________________________________________________

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Visiting a city you have never been before can be a fun. Finding out informations about the city

before you go can make the trip more interested! Most cities have a travel office from that you

can get manyuseful things.One of the most valuable things is a city map.With a map of the city

shows its streets, you can find your way.It tells about famous places to see.It may even give

them a short history of the city.For example，almost everyone who visits New York want to go

to look the Statue of Libery. You might also find out whether the city had any special foods

while you are visiting.

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The fact has worried many scientists ___...