新标准大学英语视听说教程2答案

Unit 9

Outside

1. 17 to 25 100 people Costa Rica ten weeks environmental community adventure 2.ddbba

3. during a gap year Communities in need get help arranges for taking part in protective environment breed and feed build a storehouse a survival activity

listening in

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2. adca

unit 10

outside 1. 13568

2. 3.

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listening in

2. in technology who we are young people think

1. computers revolutionized slow down more 2.dfbc gae

is a very dangerous thing all this informationin our behaviour some interesting questions

send a document

conference with people

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