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12-06
核心單詞
1. alternative
n.可供選擇的事物;(兩者或以上)可能的選擇
adj. 供選擇的, 二選一的
常用結(jié)構(gòu)：
have no alternative but to do sth.
只能做某事;除?-?-外別無(wú)選擇
We have no alternative but to go on.
除了繼續(xù)下去,我們別無(wú)選擇。
There was no other alternative but to fight till the victory.
除了戰(zhàn)斗到勝利,別無(wú)選擇。
聯(lián)想拓展：
alternatively adv. 或者，二者擇一地
alternate vt. 使交替;vi.交替;adj. 交替的;輪流的
高手過(guò)招：
(1)單項(xiàng)填空
In this school, the students have three courses, and seven courses. (2010?¤01?¤陜西師大附中月考)
A. required; alternative B. requiring; alternative
C. required; alternate D. requiring; alternate
解析：選A。require(尤指根據(jù)法規(guī)) 規(guī)定、需要，此處用過(guò)去分詞required修飾courses，因?yàn)閮烧咧g為被動(dòng)關(guān)系。后空意思為?°選擇，選其一?±，alternative符合句意。
(2)單句改錯(cuò) (原創(chuàng))
①I(mǎi) had no alternative but report him to the police.
?、赮ou have the alternative to speaking or keeping quiet.
?、跿om and Harry do the work on alternative days.
答案：①report前加to ②to→of
?、踑lternative→ alternate
2. arrest
vt. 逮捕，拘留，吸引(注意)
n.[C]逮捕
常用結(jié)構(gòu)：
be arrested for sth. 因某事而被捕
arrest one s attention吸引某人的注意
under arrest被捕;被拘留
The criminal was arrested yesterday....
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