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      1. 高一英語:知識點總結(jié)Unit7-8(5)

        2016-11-21 21:21:16 來源:高考網(wǎng)

           1. infect

          1) 使某人/某物傳染,感染

          ~ sb. / sth. (with sth.);cause sb. / sth. to have a

          disease

          The laboratory animals had been infected with the

          bacteria.

          試驗室里的動物都受到這種細菌的感染。

          Police have sealed off infected areas of the country.

          警方已將全國各感染區(qū)封鎖了。

          One of the boys in the class had a fever and he soon

          infected other children.

          班上的一個孩子發(fā)燒了,不久他就傳染上了其他孩

          子。

          2) 使受影響,使受感染

          fill (sb.'s mind or spirit) with happy and positive ideas

          or feelings

          Her cheerful spirits and bubbling laughter infected the

          whole class.

          她那快樂的情緒和爽朗的笑聲感染了全班。

          6. lack 缺乏,不足

          (1) 名詞用法

          She has no lack of supporters.

          她不缺支持者。(有很多支持者)

          The draught was caused by a lack of rain.

          這場旱災(zāi)是雨水不足造成的。

          [注意] lack作可數(shù)或不可數(shù)名詞,lack前面常與for

          搭配,表示“缺乏”的原因,此時常用作不可數(shù)名詞,

          如:

          We now can't discuss the plan for lack of time.

          因時間所限我們現(xiàn)在不能討論這個計劃。

          (2) 動詞用法

          lack 可作及物或不及物動詞用,作不及物動詞時與

          for 搭配表示原因,與in搭配表示“在……方面缺

          乏”。

          The young completely lacks experience.

          這個年輕人完全缺乏經(jīng)驗。

          They lack for money at present.

          目前他們?nèi)狈Y金。

          He is lacking in responsibility.

          他缺乏責(zé)任心。

          【考點2】lack的用法

          ▲ 搭配:

         、 for lack of 因缺少

         、 lack in 缺少

          ▲ 句型:

         、 There is a lack of sth 缺少……

          ② There is no lack of sth = have no lack of sth 不缺

          【考例2】Though ____ money, his par-

          ents managed to send him to university.

          A. lacked B. lacking of

          C. lacking D. lacked in

          [考查目標] 考查省略句。

          [答案與解析]C 當從句的主語和主句的主語相同時.

          或從句的謂語是be動詞時,可以省略主語和be動詞,

          本句補全應(yīng)該為:Though (they were) lacking...

          (責(zé)任編輯:康彥林)

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