题目内容

Match the words or phrases on the left with their meanings on the right.

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Complete the sentences with the words or phrases from Exercise 1. Change the form if necessary.1. The company announced a trading __ of $2 million for 2008.2. Everyone in the class is expected to in these discussions.3. The price increases were passed on by the firm to the _ .4. The judge’s son hopes to enter the profession.5. A(n) charge is made for heavy baggage.6. The talks will be attended by all .7. May I take this _ to thank you all for coming?8. First he _ painting birds and later in writing about them.9. The battery I bought is of the wrong size—I wonder if the shop will it.10. They ____ wheat to Russia and import silk from Japan.

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BobFelix, are we planning to go to the New Directions Book Fair this year?FelixYes, I think so. It’s always a good event. We usually make lots of new contracts. When is it?BobIt’s (1) ___ June this year. It’s (2) _ Thursday and Friday the 21st and 22nd.FelixOh, just a second. Aren’t we going to Helsinki that week?BobNo, the Helsinki conference is (3) ___ July.FelixOh yes, that’s right. Fine, let’s go to the Book Fair.BobThere’s a special reception (4) the 21st.FelixIs it (5) lunchtime?BobNo, it’s (6)_ the evening (7) ___ 8 o’clock.FelixSounds great! Can you get everything organised?BobNo problem. I’ll confirm our attendance

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以下关于Python二维数据的描述中,错误的是:

A. CSV文件的每一行是一维数据,可以用列表元组表示
B. 从CSV文件获得数据内容后,可以用replace( )来去掉每行最后的换行符
C. 若一个列表变量里的元素都是字符串类型,则可以用join( )合成字符串
D. 列表中保存的二维数据,可以通过循环用writelines( )写入CSV文件

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以下关于文件的描述中,错误的是:

A. 文件是存储在辅助存储器上的一组数据序列, 可以包含任何数据内容
B. 可以使用open( )打开文件,用close( )关闭文件
C. 使用read( )可以从文件中读入全部文本
D. 使用readlines( )可以从文件中读入一行文本

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