2021屆高考英語Unit 3 Inventors and inventions精講精練復(fù)習(xí)
【答案】 once opened
4.the criteria are so strict that it is difficult to get new ideas accepted unless they are truly novel.
[信息提取] unless連詞，意為“除非，如果不……”。
[例句仿寫] 如果你不馬上走，就會(huì)遲到的。
________ ________ ________ ________ ________，you will be late.
【答案】 unless you go at once
distinguish
(1)vi.& vt.辨別；顯示……的差別
you should learn to distinguish between right and wrong.
你應(yīng)學(xué)會(huì)明辨是非。
the twins are so alike that no one can distinguish one from the other.這對(duì)孿生兒長得很像，沒有人能分辨得出哪個(gè)是哪個(gè)。
(2)distinguish oneself引人注目，出名
he distinguished himself by bravery.
他以勇猛出名。
yao ming has already distinguished himself as an athlete.
作為運(yùn)動(dòng)員姚明已享有盛名。
he is distinguished for his knowledge of economics.
他在經(jīng)濟(jì)學(xué)方面的知識(shí)是卓越的。
1.color blind people often find it difficult to________between blue and green.
a.separate b.distinguish
c.compare d.contrast
【解析】 句意為：色盲的人經(jīng)常感到很難區(qū)分藍(lán)色和綠色。separate分離，分開，但與between不能連用。distinguish between分辨，辨別；compare (to/with)比較，對(duì)照；contrast (with) 形成對(duì)比。
【答案】 b
convenient adj.方便的，便利的
will it be convenient for you to start work tomorrow?
你明天開始工作方便嗎？
please come whenever it is convenient to you.
方便的時(shí)候請(qǐng)隨時(shí)來。
they abruptly disappeared into a convenient hole in the wall.
它們突然消失在附近的一個(gè)墻洞中。
convenience n.方便，便利，適宜，省事
at one’s convenience在方便的時(shí)候，在適宜的地方
convenience food方便食品
for convenience為了方便
come by to pick me up at your convenience.
在你方便的時(shí)候，請(qǐng)來接我。
2.our new house is very________for me as i can get to the office in five minutes.
a.adaptable b.comfortable
c.convenient d.available
【解析】 句意為：我們的新居很便利，從家到辦公室只需五分鐘。convenient表示“方便的”，符合題意。a.adaptable表示“能適應(yīng)的，適應(yīng)性強(qiáng)的”；b.comfortable表示“舒適的”；d.available表示“可獲得的，可得到的”。
【答案】 c
3.come and see me whenever________.
a.you are convenient
b.you will be convenient
c.it is convenient to you
d.it will be convenient to you
【解析】 “如果你方便的話”應(yīng)用if it is convenient to/for you。
【答案】 c
bear (bore，borne)vt.
(1)負(fù)擔(dān)，承擔(dān)
i doubt if that chair will bear your weight.
我懷疑那把椅子能否承受得了你的體重。
who will bear the responsibility/expense?
誰要負(fù)擔(dān)這責(zé)任/費(fèi)用呢？
(2)忍受，忍耐
he can’t bear being laughed at.
＝he can’t bear to be laughed at.
他無法忍受遭人嘲笑。