《2025年优化探究同步导学案高中英语必修第二册人教版》

6. likely *adj*. 可能的 *adv*. 可能地
[教材原文] Water from the dam would likely damage a number of temples... 大坝流出的水可能会破坏许多寺庙……
[即学即练]——单句语法填空/一句多译
(1)Do arrive on time for the interview, or you will be likely to lose (lose) the opportunity.
(2)如果你向老师寻求帮助,你可能会取得更大的进步。
①If you turn to your teacher for help, it is likely that you can make greater progress.
②If you turn to your teacher for help, you are likely to make greater progress.
It is likely that... 可能……
be likely to do... 可能做……

答案： 6.
(1)to lose
(2)①it is likely that ②are likely to make

7. turn to 向……求助;转向;致力于;翻到;变成
[教材原文] After listening to the scientists who had studied the problem, and citizens who lived near the dam, the government turned to the United Nations for help in 1959. 在听取了研究过这个问题的科学家和住在大坝附近的居民的意见后,(埃及)政府于1959年向联合国寻求了帮助。
[即学即练]——单句语法填空/完成句子
(1)When I am in trouble, I always turn to my friends for help.
(2)We arranged to meet at 7:30, but she hasn't turned up.
(3)你失业好几个月了,怎么能拒绝这么好的一份工作呢?
How could you turn down such a fantastic job when you have been out of work for months?
(4)尽管我们都很担心,但结果一切顺利。
Despite our worries, everything turned out well.
turn down 调小;拒绝
turn up 调大;出现
turn in 上交
turn into 变成;成为
turn on 开(水、煤气、电灯等)
turn off 关(水、煤气、电灯等)
turn out 结果是;证明是

答案： 7.
(1)to
(2)up
(3)turn down such a fantastic job
(4)everything turned out well

8. prevent *vt*. 阻止;阻碍;阻挠(prevention *n*. 预防,防止)
[教材原文] A committee was established to limit damage to the Egyptian buildings and prevent the loss of cultural relics. (联合国)成立了一个委员会来限制对埃及建筑的破坏,防止文物的损失。
[即学即练]——单句语法填空/一句多译/句式升级
(1)We should take effective measures to prevent the river from _______ (pollute).
(2)我们必须尽最大努力防止这些历史遗迹消失。
①_______ (prevent)
②_______ (stop)
③_______ (keep)
(3)A serious issue has prevented us carrying out the plan in the past three weeks.
→_______ (被动语态)
prevent sb. (from) doing... 阻止某人做……
stop sb. (from) doing... 阻止某人做……
keep sb. from doing... 阻止某人做……
注意:在被动语态中,这三个短语中的from都不能省略。

答案： 8.
(1)being polluted
(2)①We must do our best to prevent these historic sites (from) disappearing. ②We must do our best to stop these historic sites (from) disappearing. ③We must do our best to keep these historic sites from disappearing.
(3)We have been prevented from carrying out the plan by a serious issue in the past three weeks.