人版高中英语必修5unit3_单词讲解

9．be back on one's feet (困境后)恢复， 完全复原；(病后)痊愈
She‘s back on her feet again after her operation.她手术后又恢复健康了。
The new chairman hopes to get the company back on its feet within six months.
Take up too much room/time
3．previous adj.在前的，早先的 1)(时间上)稍前的 We had met on a previous occasion. 我们上次见过面。
2)先前的，以往的 you must have previous experience
• 知识拓展 • 1)previous to 在前，在先，在……以前
Thank you!
放映结束 感谢各位的批评指导！
谢 谢！
让我们共同进步
母爱
母爱是伞，为你遮风挡雨。 母爱是衣，为你送去温暖。 母爱是灯，为你送去光明。 母爱是光，照亮你的心灵。 在寒冷的年代里，母爱是温暖。 在温暖的年代里，母爱是关怀。 在文明的年代里，母爱是道德。 在欢乐的年代里，母爱是幸福。
The instant he opened the door he saw the thief.
instant noodles方便面
19.dispose vt.布置；安排
dispose of 处理；摆脱；清除
I must dispose of the trouble.
20.swallow vt.吞下；咽下n（c）燕子 swallowed swallowed swallowing swallows at a swallow一饮而尽 The swallow swallowed a worm at a swallow. 燕子一口吃掉了一条虫子。
Trees surround the lake. The lake is surrounded by trees . 湖的四周环绕着树。
6．tolerate vt. 容忍，忍受(n/doing) I don't know how you tolerate that noise!
1)tolerance n.(u) 容忍； n.(c,u)忍受力
for/through lack of因缺乏
lack (for) nothing没有欠缺
I haven‘t finished the painting for lack of time.由于时间不够，我的画还没有完成。
They lacked for nothing.他们什么都不缺少。
We are lacking in money.
I remember seeing her somewhere previously.
2)vt.带领，指引，指导
She guided us through the busy street to the school. 她带领我们穿过繁忙的大街去学校。
5．surrounding 1)n. [pl.]环境 This hospital is in beautiful surroundings
路。
sight的短语 ：at first sight乍一看，初看时 in the sight of sb.| in sb‘s sight从某人的观点
看，在某人看来
at the sight of...一看见……就…… lose one's sight失明 catch sight of看到；发现 Out of sight , out of mind.眼不见，心不烦。
8．adjustment n.(c,u)调整，调节 I've made a few adjustments to the plan. 我已对计划作了几处调整。 adjust 1)vt.调整，调节 This button is for adjusting the volume. 这个钮是调节音量的。 2)vi.适应，习惯 adjust to sth./adjust oneself to sth.使适应 You'll quickly adjust(yourself)to student life. 你将很快适应学生生活。
12．sweep up打扫，横扫 swept , swept sweeping sweeps
She was left to sweep up after the party.
聚会结束后她被留下来打扫。 The wind swept up the lea into a
mound. 风把沙子吹拢成一个小丘。
10．press vi.vt按；压；逼迫 pressing adj. 紧急的，紧迫的pressure n.压力，压强
N（C)按；压；印刷；新闻 Press sb to do sth逼迫某人做某事 Press the buttons.按按钮 She pressed her face against the window.
高中英语人教版新课标 必修五
Unit 3 Life In The Future
1.impress v.使铭记；使钦佩 impression n.(c)印象;感想；印记；印数
They produced Fra bibliotek strong impression on me.
⑶ The way he talks is really impressive
13．flash n. [C]闪光，(想法的)突现 vt.vi （使）闪光； （使）闪现
The train flashed by at high speed. 火车疾驶而过。 A little light flashed on the wall. 墙上的一个小灯亮了。
• 常与flash构成的短语有：
• ①I had collected material previous to writing.
• 我_________搜集了材料。
• ②Previous to this, she'd always been well.
• __________，她身体一向很好。
2)previously adv. 以前，先前；预先
• in a flash 即刻，一瞬间 • as quickly as a flash 快如闪电般地
14. slide into（快捷而悄声地）移动；溜进 slid slid sliding slides
The thief slid into the room.
15.optimistic adj. 乐观(主义)的 optimism n.乐观，乐观主义 Those optimists are optimistic about their future.
2)adj. 周围的，附近的 The surrounding villages have been
absorbed into the growing city.
____________已经并入了那不断扩展的城市。
surround vt. 围绕，包围 be surrounded by... 由……围着/包围
He pressed his father to buy him a phone. 他逼着父亲给他买一辆汽车。 the Press 新闻 the freedom of the Press 新闻自由
11. lose sight of 看不见
Because of the thick fog we lost sight of the road in front of us.因为大雾我们看不见前面的
make/leave a/an …impression on sb. 给某人留 下···的印象
His speech left a deep impression on us.
2.take up拿起；接受；开始；继续 Take up your arms.。 Take up a challenge.接受。 Take up a new job.开始 。 Take up the same story.继续讲同一个故事。
Many old people have a very limited tolerance to cold.
2)tolerant adj. 宽容的，容忍的 She is a tolerant mother.
7．lack
vi, vt 缺乏；没有
n（c，u）缺乏；短缺的东西
lacking adj.缺乏 be lacking in缺乏
be optimistic about对……乐观
pessimistic adj. 悲观(主义)的 pessimism n.悲观，悲观主义
16.speed up加速 Sped sped Once these difficulties were got over, the
work would speed up. 一旦克服了这些困难, 工作进展就快了。 He pushed a lever that speeded up the car. 他挂挡加快了速度。
17. desert n.(c,u) 沙漠；荒漠 vt. 抛弃;遗弃 注意：拼写相似的词 dessert (饭后 的甜点心) 理解下列句子中desert的词性和词义。
⑵ If you go to the countryside，you will find there are a lot of deserted houses. adj.废弃的
⑶ Once an Arab was travelling in the desert on his camel. n.沙漠
18.instant n.瞬间；片刻 adj.立即的
for an instant一会儿；片刻 in an instant一会儿之后 Please tell me instantly he arrives.