选修8-unit5 重点单词和短语.ppt

选修8-unit5_重点单词和短语1
Unit 5
Meeting your ancestors
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1. alternative
① ;其他的
. The way was blocked ,so we had to go by alternative road.
② n. [C] 二选其一;可供选择的东西;替代物
1)an alternative to ...…的替代品
2)have no alternative but to do ……
3)There is no alternative but to do...别无选择
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have no choice but to do sth.
= have nothing to do but do…
拓展:
除了放弃那个计划,我别无选择。
I have no alternative but to give up the plan.
= I have no choice but to give up the plan.
= I have nothing to do but give up the plan.
1)We have ,我们没有选择的余地。2)There is ______________________________.除了战斗,没有其他的办法。
no alternative but to go on
no alternative but to fight
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辨析:alternative, choice 与 selection
alternative
一般强调在只有两种可能性或者行为方式之间所做的选择。
choice
泛指从一组人或物中进行的自由选择,指选择、挑选、抉择。
selection
含有可供选择的许多不同的人或物的意思,尤指选拔。
① You have an__________ : Leave with your money, or stay to help me .
② The store offers a wide ________of fruits and vegetables.
③ Parents should be careful in their ________ of the movies their young children see.
alternative
choice
selection
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即学即用
(1)你可以结婚也可以仍做单身汉,任你选择。
You marrying or
remaining a bachelor.
(2)我提议这次假期不是爬山就是到海边去。
I offered
spending the vacation in the mountains
or by the sea.
(3)你有没有别的办法来解决这个问题?
Do you to
the problem?
have the alternative of
the alternative suggestions of
have an alternative solution
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2. interrupt …讲话;暂时中断或中止
①The war interrupted the trade between the two countries.
②Sorry to interrupt you, but I have something to say.
(1)Don’t_____________ me while I’m busy.我正忙着,不要打搅我。(2)Traffic in the city __________________ a 。(3)I’m sorry to ____________ you, but could you tell me the way to the hospital?对不起,打扰了,你能告诉我去医院怎么走吗?
interrupt
was interrupted by
interrupt
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辨析:interrupt与disturb
interrupt
强调“打断,使……不能继续”。
disturb
强调“打扰,打搅”,有“使……心烦,使……不安”之意。
[活学活用] 对比填空
(1)He is sleeping. Do not ________ him. (2)It's impolite to ________ others.
disturb
interrupt