导学案人教版英语必修二wildlifeprotection第四单元.ppt

in danger (of sth/ doing sth) e.g. The man suddenly realized that he was in danger. She was sick and in danger of losing her life, but now she is out of danger. c.f. dangerous adj: able or likely to cause danger e.g. a dangerous drug/ animal This lake is dangerous for swimmers. It’s dangerous to walk on thin ice in a lake. Excercise: As we all know, tigers and pandas are ____ now, but tigers are ____ to people. A. dangerous; dangerous B. in danger; in danger C. in danger; dangerous D. dangerous; in danger endanger vt.—to cause danger to e.g. Smoking endangers your health. The polluted air in the city is badly endangering the health of the people. 大熊猫是面临绝种危险的动物。 The giant panda is an endangered species. n. endangerment 探究一 affect与effect的区别 affect 是动词，“影响”，直接跟宾语， affect sth 对···有影响，且通常指不利的影响。 effect 是名词，“影响”,搭配短语:have an effect on sth.=have an influence on sth.对··有影响 eg, Sandstorms sometimes affect Bejing. Watching TV for a long time will have a bad effect on your eyes. 探究二appreciate的习惯用法 1. 其后可接名 (代)词、动名词、名词性从句等作宾语，但不能接不定式： We shall appreciate hearing from you again. 能再次收到你的来信，我们将十分感激。 I appreciate that you have come here so early. 感谢你来得这么早。 2.习惯上不用“人”作宾语 其后只能接“事”作宾语，而不能接“人”作宾语 (注意：这与thank 的用法恰恰相反)： 正：I appreciate your kindness. 谢谢你的好意。 误：I appreciate you for your kindness. 正：He thanked her for her kindness. 他感谢她的好意。 误：He thanked her kindness. 3. 后接if或when从句时习惯上要先接it 其后不直接跟if或when引导的从句，若语义上需要接这类从句，需借助it： I would appreciate it very much if you would help me with it. 如果你能帮助我做这事，我会十分感激。 We really appreciate it when she offered to help. 她来帮忙了，我们十分感激。 4. 关于修饰语的搭配习惯 表示程度,可用 deeply, highly, (very) much 等修饰： I deeply appreciate your kindness. 我深深感谢.. He highly appreciated their help. 他非常感谢.. 注意：much 修饰 appreciate 时，只能置于其前，而不能置于其后,但 very much 却可以)： 我们非常感谢你的邀请。 正：We much appreciate your invitation. 正：We appreciate your invitation very much. 误：We appreciate your inv