在学习新常识的同时还要复习以前的旧常识，一定会累，所以应该注意劳逸结合。只有充沛的精力才能迎接新的挑战，才会有事半功倍的学习。智学网高中二年级频道为你整理了《高二英语必修三要点》期望对你的学习有所帮！
如：常用词组有： at noon, at night
表示时间的 at, in, on：表示片刻的时间，at 8 o’clock，at midnight, at the end of, at that time, at the beginning of, at the age of, at Christmas, at New Year 等。
in 表示一段的时间
如：in the morning, in the afternoon, in the evening, in October, in 1998, in summer, in the past, in the future 等。
on 一直跟日子有关，on Monday, on Christmas morning, on the following, on May Day, on a warm morning 等。
2、表示时间的 since 和 from：since 表示从过去到目前的一段时间的过程，常与目前完成时连用：from 表示从时间的某一点开始，不涉及与目前的关系。一般多与目前时、过去时、以后时连用。
如：I hope to do morning exercises from today./ We have not seen each other since 1995.
3、表示时间的 in 和 after：两者都表示“在之后，不同在于in表示“在之后” ，而 after 则表示“在，in 短语和以后时态连用，after 短语和过去时态或以后时态连用。
如：We’ll be back in three days.
After seven the rain began to fall.
What shall we do after graduation?
After two months he returned.
注意：after 有时也可以表示在一段时间之后
4、表示地理地方的 in, on, to：in 表示在某范围内，on 指与什么毗邻，to 指在某环境范围以外
如：Changchun is in the northeast of China./ Mongolia is on the north of China./ Japan is tothe east of China.
5、表示“在……上”的 on 和 in：on 只表示在某物的表面上，而用 in 表示占去某物一部分，表示……上。
如：There is a book on the piece of paper./ There is an interesting article in the newspaper./ He dug a hole in the wall.
1. defend against保卫…以免受
2.intruduce sb tosb 向某人介绍某人
3.kiss sb on somepart亲吻某人的某个部位
4.in defence 防御，保障
5.together with 与某人一块
6.be likely to 非常可能…;有期望…
7.reach one’s hand out to sth 把手伸出来取某物
8.on the contrary 相反
9.nod at sb 向某人点头
10.greet sbwith/by 通过…向某人问候
11.express one’s feelings表达某人的感情
12. in general 总的来讲;一般
13.at a job fair 在求职会上
14.be nervousabout 对…感到紧张
15. at ease 舒适;快活;自由自在
16. lose face丢脸
17.turn one’s back to 背对;背弃
18.turn one’s head away 把头转过去
19.be willing to 渴望…. , 想….
20. look upsetabout sth 对.. 感到沮丧
重点句型
1. I saw several young people enter thewaiting area looking around curiously.
我看见几个青年走进了等候区，好奇地向四周张望。
2. The firstperson to arrive was Tony Garcia from Colombia, closely followed by Julia Smithfrom Britain.第一个到达的是从哥伦比亚来的托尼加西亚，随后紧跟着的是英国的茱莉亚史密斯。
3. She steppedback appearing surprised and put up her hands, as if in defense.
她后退了几步，看起来有的吃惊，并举起了手，仿佛是在自卫。
4. Not allcultures greet each other the same way, Nor are they comfortable in the sameway with
touching ordistance between people.
各种文化背景下的人互致问候的方法不尽相同，身体接触和相互间距的程度也不尽相同。
5. We can often bewrong about each other, so it is an amazing thing that we understand each otheras well as we do.
