高二冊(cè)第六單元疑難點(diǎn)擊

    發(fā)布時(shí)間:2016-1-4 編輯:互聯(lián)網(wǎng) 手機(jī)版

    作者:吳安運(yùn)

    1. To ensure safety, the train is controlled by an advanced computer system.

    ensure用作動(dòng)詞,意思是"確保;擔(dān)保",常用于以下句型:

    ①ensure that... 保證......

    I tried to ensure that everybody understood the instructions. 我設(shè)法確保每個(gè)人都明白這個(gè)說(shuō)明。

    I can't ensure that he will arrive there in time. 我不能保證他及時(shí)趕到那兒。

    ②ensure sb. sth. 確保某人某事/物

    This medicine will ensure you a good sleep. 這藥會(huì)確保你睡個(gè)好覺(jué)。

    2. It will not be business as usual in the future.

    as usual 意思是"像往常一樣;一如往常"。

    As usual, there weren't many people at the meeting. 像往常一樣,來(lái)開(kāi)會(huì)的人不多。

    Yesterday morning she came into the classroom as usual. 昨天早上她像往常一樣進(jìn)入教室。

    【提醒注意】usually為副詞,也有"通常;往常"的意思,常放在be后、情態(tài)動(dòng)詞或助動(dòng)詞與動(dòng)詞之間,為加強(qiáng)語(yǔ)氣也可置于句首。

    You don't usually arrive late, do you? 你通常不遲到的,是嗎?

    Usually she gets up very early. 通常她起得很早。

    3. They are careful about what they eat and exercise regularly.

    be careful意思是"注意;當(dāng)心",常用于以下句型:

    ①be careful to do sth.

    Be careful not to be late for class. 小心上課不要晚了。

    ②be careful (that)...

    Be careful that you are not late for class. 注意上課不要遲到。

    ③be careful about / of (=take care of)

    Be careful of your health. 注意你的身體。

    ④be careful (in) doing sth.

    Be careful (in) crossing the road. 過(guò)馬路時(shí)要小心。

    ⑤be careful with sth.

    Be careful with your work. 工作要認(rèn)真。

    4. Advances in medical science have also allowed us to deal with new diseases, such as SARS.

    deal在句中可用作及物動(dòng)詞或不及物動(dòng)詞:

    ①用作不及物動(dòng)詞,常與with連用,意思是"對(duì)付;處理"。

    He seemed to be quick-tempered,

    but was actually not difficult to deal with. 他似乎性子急躁,但實(shí)際上并不難相處。

    He knows how to deal with children. 他知道怎樣對(duì)付孩子。

    ②用作及物動(dòng)詞,意思是"分配;給予"等。

    I tried to deal justice to all men. 我力求公正地對(duì)待所有的人。

    5. If we learn to accept change and appreciate what is new and different, we will be well-prepared for whatever the future may have in store.

    appreciate用作動(dòng)詞,意思是"鑒賞;欣賞;賞識(shí);感謝"等,常用于以下句型:

    ①appreciate + n.

    I appreciate your goodness in calling. 你好心來(lái)看我,我很感激。

    ②appreciate + V-ing

    We appreciate hearing from you

    again. 我們樂(lè)于再次收到你的來(lái)信。

    ③appreciate it +if從句

    I shall appreciate it if you will do me that favour. 若是你肯幫那個(gè)忙,我會(huì)非常感激的。

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