We are learning what we should do if a fire .
A. breaks down B. breaks out C. breaks into D. breaks through
Many people think movie stars are special， really they're no different from anybody else.
A. and B. or C. but D. Though
Come and sit down，you be tired out after a long walk.
A. need B. must C. have to D. would
Buying the house seemed to be a great idea at that time，but now I can see it was a terrible .
A. mistake B. message C. manner D. method
We may have serious problem in the project，but we will face challenge bravely.
A. a; a B. /; the C. the; a D. a; the
它是世界上最长的墙（6000多千米长，四至五米宽，能供四匹马或十个人并排走过。
It is wide enough for five horses or ten men to walk side by side.）；
2.它建于秦朝，成千上万的中国人为它付出了生命；
3.全世界闻名，每年有许多游客来参观，他们都惊叹中国人的创造力。
The Great Wall is one of the greatest wonders in the world. It is known to people around the world.______________________________________________ ___
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