平时在做题时遇到语法疑问时或自己查阅语法书看其相关练习，或问同学问老师，这时是心中有疑问而学，理解力和记忆力都是的。以下是小编给大家整理的高二英语知识的重点疑点，希望能助你一臂之力!
高二英语知识的重点疑点1
1.because of因为……(注意和because 的区别)
2.even if(=even thoug)即使，用来引导让步状语从句
3.come up走上前来，走近，发生，出现 come up with 追上，赶上，提出
4.communicate with sb和某人交流
5.be different from…与……不同
be different in…在……方面不同
Most of my projects are different in performance.我多数作品的演奏风格都不同。
6.be based on以……为基础
7.at present目前，眼下for the present眼前;暂时
8.make(good/better/full)use of
9.the latter后者 the former前者
10.a large number of大量的 the number of…的数量
11.such as例如
12.hold on坚持住，握住不放;(打电话时)等—会
13.…you will hear the difference in the way(that/in which)people speak.
你会听出人们在说话时的差异。
14.play a role/part(in)在…中担任角色;在…中起作用;扮演一个角色
15.the same…as…与……一样
16.at the top of…在…顶上
at the bottom of在……底部
17.bring up教养，养育;提出
18.request sb(not)to do sth.要求某人做/不要做某事
19.be satisfied with…对……感到满意，满足于
20.suggest v.(request，insist…)
I suggested you do what he says.我建议你按照他说的去做。
I suggest you not go tomorrow.我想你明天还是不要去了。
His pale face suggested that he was in bad health.他苍白的脸色暗示了他身体不好。
注意：insist 意思为“坚持要求”时后面的that从句用虚拟语气;如果insist 意为“强调，坚持认为”的时候，从句可以用任何所需要的时态。例如：She insisted that she didn’t tell a lie.她坚持认为她没撒谎。
21.according to…按照…根据…
高二英语知识的重点疑点2
回答反义疑问句时，若事实是肯定的，用yes回答;若事实是否定的，就用no来回答。例如：Let’s go swimming，shall we?Yes，let’s go。
祈使句的反义疑问句
(1)祈使句的反义疑问部分为肯定形式，要用shall，will。如：Pass me the book，will you?
(2)Let’s表示第一人称的祈使句，反义疑问句为“Shall we?”。如：Let’s go for a walk，shall we?
(3)Let me和Let us 表示第二人称的祈使句，反义疑问句为“will you?”。如：Let us go for a walk，will you?
(4)其它行为动词引起的祈使句，无论其陈述部分是否定还是肯定的祈使句，多用“will you?”，表一种客气的语气。如：Listen to me，will you?
但在肯定的祈使句后有时也用“won’t you?”表“提醒对方注意”或表“邀请”。如：Have a cup of coffee，won’t you?
祈使句的反义疑问句形式
(1)Let's表示说话人向对方提出建议，简短问句的主语用we表示，问句用shall we或shan't we。如：Let's have a cup of tea,shall we(shan't we)
(2)Let me或 Let us表示听话人提出请求，问句用will you或won't you.如：Let me have a rest,will you(won't you).
注意：回答Let's～的反义疑问句句型时，肯定时用Yes，let's.否定时用NO，let's not.
(3)其它的祈使句后可以加一个简短问句，使语气变得客气一些.如：Have a rest,will you.
基本类型
在祈使句后面跟反义疑问句，主要有以下几种类型：
1.用will you
Keep that door closed,will you?你让那门关着好吗?
Serve out the rice,will you?你来给大家盛饭，好吗?
2.用won’t you
Drive carefully,won't you?开车要小心些，好吗?
3.用would you
Come this way,would you?请您走这边，好吗?
Open a window,would you?你打开一扇窗，好不好?
高二英语知识的重点疑点3
1. Instead of spending your vacation on a bus, ... you may want to try hiking. Instead和instead 0f的用法
2. Say "Hi" / "Hello" / "Thanks" to sb. (for me) 问候的句型
3. Is anybody seeing you off? 进行时表将来
4. She struggled and struggled, and could not get on her feet. (= keep struggling)
5. You should not go rafting unless you know... unless引导条件状语从句，相当于if... not
6. By staying at..., tourists can help the villagers make money so that they can take care of the fiver and the birds. 目的状语从句
7. She was so surprised that she couldn't move. 结果状语从句
8. Tree after tree went down, cut down by water. 过去分词作状语
9. The next moment, the first wave swept her down, swallowing the garden. 现在分词作状语
10. However, before she could think twice, the water was upon her. It didn't take long before the building was destroyed. before的用法
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