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高手过招
单项填空
used to be thought that the earth was square.
(2009·12·江西上饶检测)
He B. What C. It D. That
解析:选C。考查it用作形式主语的用法。that the earth was
square是真正的主语，而作形式主语的，只能是it。
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Unit 2 Healthy eating
Page No.364
核心单词
1. balance
n. 天平；平衡；结余，余额
v.平衡；权衡
Can you balance
yourself on skates?
你穿冰鞋能保持平衡吗?
If you earn ￡100 and spend ￡60，your balance is ￡40.
如果你挣100英镑，花60英镑，那么你就会结余40英镑。
You have to
balance the advantages of living in the country against the disadvantages.
你得权衡一下住在乡下的好处和坏处。
常用结构:
keep a balanced
diet 保持饮食平衡
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keep ones balance
保持平衡
lose ones balance
失去平衡
out of balance 不平衡
a sense of balance
平衡感
bank balance 银行余额
blance of trade贸易差额
keep balance of
nature保持生态平衡
The two trucks had
wheels out of balance on delivery.
这两部卡车在交货时车轮失去了平衡。
The boy has a lot
of disadvantages, but on balance I think he is still a good boy.
这个男孩有很多缺点，但全面考虑，我认为他仍然是好孩子。
联想拓展
balanced adj. 合理的；收支平衡的；镇静的
balanced diet 均衡饮食
a balanced
judgement 公平的判决
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