新视野大学英语unit2A预习

Part I (Para. 1-3)：Central Topic: Supporting details: Part II (Para. 4-6)：Effect (Para. 4): Cause 1 (Para. 5):

Cause 2 (Para. 6):

Part III (Para. 7-12)：Para. 7-8： Para. 9： Para. 10-12：

What’s the relationship between exercise and iron? How does iron leak out of our blood?

How to remedy or prevent iron deficiency? II. Expressions & Sentence Patterns

导致血缺铁 运动医学专家 四分之一女孩 耐力运动员 吸收蛋白质 耐力运动 危险最大 缺铁

导致铁离子流失 铁离子补充剂 解决问题 育龄女性

想呕吐 含铁丰富/加铁的食品 弥补不足 消化系统 血管 血蛋白分子 铁离子储量 验血 为了······ 耗尽，用完

从铁锅中吸收铁离子 特别注意选择饮食

1) A new study (research / opinion poll / survey) by sb. suggests / indicates that… 某人进行的一项新的研究(科研／测验／调查)表明，······

2) Sb. finds / observes that those who …(从句) show evidence of … 某人发现／通过观察发现，那些······人／动物，出现······的迹象。

3) For sb. / sth. who / that …, as they have observed / found, any … may be enough to …正如他们所观察发现的那样，对于······的某人／某物来说，任何的······足以······

4) Some/Many people think/believe/claim that…, but this/that (statement) is not/may not be true/the case.一些/很多人认为/声称 ······，但是这种/那种看/说法是/也许是不正确的。 5) Sb. who be (not) likely / liable to … should …, since …(从句)用于表述“对特殊群体的建议 ”。 6) While sb. / sth. is most / least likely to…, sb. / sth. (else) is (not)…, especially if / when…虽然某人/某事最有／不可能 ······, 但(另一) 某人／事也（并非）······, 尤其是······

7) It’s better /suggestive/ advisable (for sb.) to do sth. (It’s advisable that sb. should do sth.)by v.+ ing..., because … (对于······ 来说) 最好是通过······来······，因为······ III. Language points

1. Plus, many health-conscious women increase their risk by rejecting red meat, which contains the most easily absorbed form of iron.

2.For a woman who already has a poor iron status, any additional iron loss from exercise may be enough to tip her over the edge into a more serious deficiency.

3. L33-36 L67-68 这两句需要分析，注意后一句所包含的语法点。