内容正文:
专题01 词汇知识梳理一:Unit1-Unit3
Unit1: Trees
I.重点词汇
1. fighter n.斗士;战士
The police finally arrested those fighters. 警察最终逮捕了那些打架的人。
【拓展】
(1) fight n. 打架,战斗,斗志
The two boys had a fight. 两个男孩打了一架。
(2) fight v. (fought; fought)(常与against,with连用)打仗;战斗
fight for sth.为...而斗争
fight with sb. 和某人打架
The heroes all fought for freedom. 那些英雄为自由而斗争。
2. suppose v. 推想,假设
Scientists supposed that the earth will run out of its resource in the 20 years. 科学家们猜想地球上的资源将会在20年后用完。
【注意】
suppose(that),表示猜测,认为,若主句是否定形式,用法同guess/think/believe,且主语为第一人称,应将否定前移到主句。
I don’t suppose his answer is right. 我认为他的答案是不对的。
3. pure adj. 纯的,纯粹的,纯净的
We need pure water. 我们需要纯净水。
【拓展】
purity n. 纯洁
purely adv. 纯洁的
4. natural adj.自然的,自然界的
natural disaster 自然灾害
It is natural for a cat to catch mice. 猫捉老鼠是本能。
【知识拓展】 nature n. 自然,自然界,大自然
We need to be more closer to nature. 我们应该多接近大自然。
5. release v. 释放,解放
release from 从...释放
release into 释放到...中
release oxygen into the air
Four thieves were released from the police station. 四名小偷从警察局里被释放了。
【拓展】 release n. 释放;解脱
She can expect an early release from prison. 她有望早一点儿出狱。
6. chemical n. 化学物质,药品
Chemicals can kill the insects in the fields. 化学药品能杀死地里的害虫。
【拓展】 chemical adj. 化学的 chemistry n. 化学 chemist n. 化学家,药剂师
7. communicate v. 沟通,通信
communicate with sb. 与某人沟通
We students should communicate with our parents. 我们学生应该多和父母沟通。
【拓展】communication n.沟通
8. hardly adv. 刚刚,几乎不
It hardly snows here in winter. 这里的冬天几乎不下雪。
【拓展】
hard adj. 坚固的;困难的
They lived a hard live after the disaster. 灾难过后他们过着困苦的生活。
a hard stone 一块坚硬的石头
adv.努力地,剧烈地
I always study hard. 我总是好好学习。
It was raining hard last night. 昨晚雨下得很大。
9. warn v. 警告
warn sb. about sth.警告某人某事
warn sb. not to do sth. 警告某人不要做某事
I must warn you not to go out. There is a storm. 我必须警告你不要出门,外面有暴风雨。
【拓展】 warning n. 提醒;警告
Because of her warning, I was careful. 由于她的提醒,我很小心。
10. living adj.活着的
the living 活着的人们
【拓展】lively adj.活泼的 a lively class/ picture
live adj.现场的,直播的 a live football match