内容正文:
Unit2 Topic3
课 题
导学目标
Prevent/stop/keep sb from doing sth阻止某人做某事
ask some questions问一些问题build sb up 增强某人体质
keep away from crowded places远离拥挤的地方
take one’s advice采纳某人的建议
(rang)leave a message for sb给某人留言(left)
forget to do忘记去做(forgot)
on one hand, on the other hand一方面,另一方面
stay away from远离
say no to 拒绝(said)
instead of (doing)而不是
advise sb to do建议某人去做某事
语法重点:情态动词 (must/have to) 反身代词
写作要点:How to Relax Ourselves
⒈May I ask you some questions, Dr. Li?
⑴“May I…?”是日常交际中常用的表示请求的句型。在此句型中,“一些”通常用some,而不用any。
⑵question意为“问题;疑问”,指较容易解决的问题及口头回答的问题。
【辨析】problem和question
1 problem通常指难以解决的问题,尤指比较困难的问题,如社会、政治和经济等。与它搭配的动词一般是work out或solve。
2 question常指对某事疑惑不解需要寻找答案的问题,它常与动词ask或answer搭配使用。
⒉Sure, go ahead.
“Go ahead.”(口语)表示同意对方的请求,根据情况可译为“说吧!;做吧!;进行吧!;干吧!;请吧!”。
【拓展】⑴go ahead and do sth.意为“赶紧做某事”。
⑵go ahead of…意为“在…之前去”。
1. --- Excuse me, Mr. Jones. Could I take a photo with you?
--- Sure, ______.
A. go ahead B. look out C. go away D. shut up
⒊So what should we do to prevent it?
prevent为动词,意为“阻止;阻挠”,可与stop互换使用。prevent/ stop/ keep…from doing sth.意为“阻止/阻挠…做某事”。
1. Nothing can ________ me from going there. Which of the following words can’t be used here?
A. keep B. stop C. prevent D. hold
⒋Well, first, we should exercise often to build us up.
⑴exercise是动词,意为“锻炼;训练”。
⑵build sb./yourself up 意为“增强…的体质;使更加强壮”。
. --- How should we fight the flu?
--- We should do more _______ and change clothes often.
A. exercises B. exercise C. practice D. homework
5. First, we should ________ ________ (增强体质) our bodies to prevent diseases.
⒌Finally, we should keep away from crowded places.
keep away from意为“远离…”,可与stay away from互换使用。
Parents should ________ their children ________ ________ (远离) animals.
keep away from
⒍—Must we take some medicine to prevent flu?
—No, we don’t have to./ No, we needn’t.
“Must we/I…?”的肯定回答:“Yes, we/ you must.”;否定回答:“No, we/ you needn’t/ don’t have to.”,而不能用have to。
have to意为“不得不,必须”,后接动词原形。
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