1. Trees can produce various        ( chemical) to protect themselves.

2. The joke made us        (laugh) and we were happy.

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55. David preferred        (sell) newspapers to doing house- work when he was young.

56. You can go        ( cross) the street when the traffic lights turn green.

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7. 把……加人……      

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科目：初中英語(yǔ) 來源： 題型：

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科目：初中英語(yǔ) 來源： 題型：

   Animals are 1 ( people) friends. But many wild animals are facing the 2 (危險(xiǎn)) of dying out,because the environment that they are living in has 3 ( change ) greatly. For example, 4 (they) living area has become smaller and smaller because of pollution and the development of cities. They have no room to live in except the zoo. And many of the wild animals now can’t find enough food 5 (eat) . At the same time,man is killing off animals just for getting their fur, 6 (牙齒) and meat'

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14. After training for two months,we       won first prize of the competition.

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It is       for people             me.

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科目：初中英語(yǔ) 來源： 題型：

2. Water covers about two thirds of the Earth.(對(duì)畫線部分提問) 

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