课题：M7U4 Words and Expressions （1）
Learning Aims:
1. Learn some phrases by heart.
2. Master the usage of some important words and expressions. Learning Important and Difficult points:
The usage of some verbs such as convey, choke, undertake, put through, split, speed up, arise from, etc.. Learning Methods:
1. Learn some phrases by hearts.
2. Learn some usage of some words and phrases through practice. 第一部分：自主探究 I. 识记短语 1. _________ 途下车
3. _________ 联合，连接 隔…距离或时间 5. _________
决定，选定
6. _________ 推迟
少数的，少量
4. _________
每
堵车，交通阻塞
2. _________ 中
7. _________ 填写（表格）；消磨（时间） 8. _________ 的
9. _________ （使）加速 10. _________ 由…引起 11. _________
_________
13. _________ 分组，分解；分离 15. _________
II. 重点单词或词组用法探究
1. convey: vt. 运送，输送；表达，传达
给某人接通（电话）；使经历 出现；调高（音量等）
14. _________ 推迟，延期做
12.
乘渡轮，乘渡船
［原句回放］Horse-drawn buses, trams, cabs, and carriages were used to convey people to and around the city centre. 句中convey的词性是 ________，含义是 ________________。
常见句型有：convey sth to sb 向某人表达，传达…；convey that/wh-clause 表达，传达；convey sb/sth (from...) to... 把…（从…）运送到…。 小试牛刀！
1）Please ______________________________________（转达我美好的祝愿）to your mother.
2）Your luggage ________________________________________________（将由机场运送到旅馆）by helicopter.
3）I was so excited at the news that I couldn’t ________ my feeling in words. A. transport
B. convey
C. transmit
D. communicate
2. choke: vi.&vt. （使）窒息；（使）哽咽；塞满，堵塞 n. 哽咽声，呛住的声音
［原句回放］Because of the smoke from the steam engines, early underground lines needed large holes leading to the surface at regular intervals, so that people could get fresh air and would not choke. 句中at regular intervals的含义是 ______________，choke在句中的词性是 ______，含义是 ____________。 小试牛刀！ 1）很小的玩具可使婴儿窒息。
___________________________________________________________________________
2）Hearing what he said, I _________________________________（我气得说不出话来）。
［知识网络］choke on sth 被…噎住；choke to death 噎死；choke sth (up) with sth 被…塞满，堵塞；choke up（因感情激动而）哽咽、噎住，说不出话：choke
sth. back 抑制住、忍住（愤怒、悲伤等）；choke down 硬咽，硬吞：choke off 阻止，限制；打断，使停止。
3）Considering his health，the man's wife managed to ________ her anger. A. choke back choke off
4）The increasing number of cars on the road ________ traffic. This is the reason why we can’t get here on time. A. choke back B. choke down choke up
3. postpone : vt. 延迟，延期
[原句回放] However, new trains had to be developed and the plan required raising a large amount of money, so the digging was postponed until 1860. 句中的postpone的词性是_______， 含义是___________，后面一半接_______________作宾语。小试牛刀！
1）It won’t hurt to _________________________________会议再推迟几天也无妨。
2）____________________________________________________我们不得不暂缓寄出对申请书的答复。
4. undertake: vt.&vi. 承担，从事；承诺，答应
［原句回放］Having seen the situation, a wealthy American businessman, Charles Yerkes, undertook the job of improving the system in 1902 by obtaining ownership of the many different lines and setting up the Underground Electric Railways Company of London.句中undertake的词性是 ______，含义是 ____________。常见句型有：undertake sth 承担，从事…；undertake to do sth/that-clause 承诺，答应做某事。 小试牛刀！ 1）他答应星期五之前完成这项任务
He ___________________________________________ the task before Friday.
C. choke off
D.
B. choke out
C. choke up D.
2）I would like to propose Mr. Harrison _________ the important task. A. undertake
B. undertakes
C. undertook
D. will undertake
3）undertake a task/ a project/ research _________________________
