内容正文:
选择性必修二
Unit 1 Science and Scientists
一、重点单词
1.subscribe vi.认购(股份);定期订购;定期交纳(会费)
subscribe to...同意;赞成;订阅……
subscribe...to... 把……捐赠给……;把……签署在……上
2.suspect vt.& vi.怀疑;疑有;不信任 n.犯罪嫌疑人;可疑对象
suspect sb. of (doing) sth. 怀疑某人(做)某事
suspect sb. to be... 怀疑某人是……
3.blame vt.把……归咎于;责怪;指责 n.责备;指责
(1)be to blame (for sth.) (对某事)负有责任,应受责备
blame sb. for sth. 因某事责备某人;把某事归咎于某人
blame sth. on sb./sth. 把某事归咎于某人/某事
(2)put/lay the blame for sth. on sb.将某事归咎于某人
take the blame for sth. 对某事承担责任
4.link n. 联系;纽带 vt.把……连接起来;相关联
(1)link...to/with... 将……和……联系或连接起来
link up 连接;结合
link up with... 与……联合;使与……衔接
(2)a link between A and B A与B之间的联系
5.decrease n.减少;降低;减少量 vt.& vi.(使大小、数量等)减少;减小;降低
(1)on the decrease 在减少中
a decrease in... 在……方面减少
(2)decrease to... 减少到……
decrease by... 减少了……
decrease from...to... 从……减少到……
[名师点津]decrease的反义词increase的用法
increase to 增加(长)到……
increase by 增加(长)了……
on the increase 在增加
6.transform vt.使改观;使改变形态 vi.改变;转变
(1)transform A into B 把A变成B
transform sth. from A to B 使……从A变成B
(2)transformation n. 改变;改革
二、重点短语
1.once and for all最终地;彻底地
all at once 突然;同时
at once 立刻,马上
once and again 一而再,再三
2.thanks to 幸亏;由于
because of 因为;由于
as a result of 作为……的结果;由于
due to 因为;由于
owing to 由于;因为……的缘故
on account of 由于
三、重点句式
1.“特殊疑问词+不定式”结构
(1)常见的特殊疑问词:疑问代词who,what,which等和疑问副词how,when,where等。
(2)语法功能:该结构相当于名词性从句,在句中可以作主语、宾语、表语、同位语等(作主语时,谓语动词常用单数)。
(3)通常用在tell,show,understand,explain,teach,learn,discuss等动词后面的特殊疑问代词与构成不定式的动词之间为动宾关系时,不定式通常用主动形式。
2.so...that...引导结果状语从句
(1)so+adj.或adv.+adj.+a(n)+单数可数名词+many/few+复数可数名词+much/little(少的)+不可数名词+that...
(2)such a(n)+adj.+单数可数名词adj.+不可数名词adj.+复数名词+that...
She is so lovely a girl that we all like her.→She is such a lovely girl that we all like her.
It is such a heavy box that I can't lift it.→It is so heavy a box that I can't lift it.
[名师点津]
(1)little表示“少”时用so修饰,但表示“小”时用such修饰。
(2)在“so...that...”和“such...that...”结构中,当“so/such...”置于句首时,其所在的句子要用部分倒装。
So hot a day was it that they all went swimming.=Such a hot day was it that they all went