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M7-unit1-language points


Careful reading

1.Many different people contributed to the development of TV. (L6)
contribute v. contribute to… 1. The woman scientist contributed all her life to the space development. 为…作贡献 2. The doctor believed that smoking contributed to his early death. 促成、导致 3. The famous writer has contributed to the magazine for several years. 撰稿、投稿 4. China contributed to the cost of the research.

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contribution n. make a contribution / contributions to…

2. It took more than two decades, though, until 1951, for color broadcasts to begin in the USA.(L13-14)
1. conj.虽然 Though he is only a little child, he knows a lot. 2. adv 然而,可是, 不过 We were at school together. I haven’t seen her for years, though. He is a smart boy. I don’t like him, though.

as if/though 似乎,仿佛 She looked as if she’d had some bad news. I felt as though I’d been lying in the sun for hours. They stared at me as if I was crazy. even though 即使 Even though he left school at 16, he still managed to become Prime Minister.

Practice

1. Many of them turned a deaf ear to his advice, C _______ they knew it to be valuable. A. as if B. now that C. even though D. so that B 2. We had to wait half an hour _____ we had already booked a table. A. since B. although C. until D. before 3. --- How is everything going on with you in Europe? ---Quite well. Not so smoothly as I hoped, A _________. A. though B. instead C. either D. too

Sentences

3 …but _________________________________________ the it was not until 1938 that first color TV programme was broadcast. (Lines 12-13, Page __________________________________________ most tape It was not until the early 1950s that recorders began using plastic tape as they do today. (Line 36-37, page 3) 强调:

It + be + not until +时间状语+ that…

直到今天早晨我才知道这件事。

I didn’t know about it until this morning. It was not until this morning that I knew about it.
倒装:

Not until +时间状语+助动词(情态/be) +主+ 其他

Not until this morning did I know about it.

1.____ B was not until he got to the office ____ he remembered leaving the key home. A. It; it B. It; that C. It; when D. That; when 2. It was ___________ back home after the experiment. C A. not until midnight did he go B. until midnight that he didn’t go C. not until midnight that he went D. until midnight when he didn’t go 3. Not until the early years of the 19th century _____ man C know what the heat is. A. does B. will C. did D. when

Phrases
shortly afterwards 1. 之后不久(L4) contribute to 2. 对…做贡献(L6) make important 3. 在…上取得重大突破(L9) breakthroughs in within a short time 4. 在短时间内(L15) 5. 使…可用、可接触(L21)make…accessible to sb

6. 一小部分人(L23) a small percentage of people benefit from 7. 受益于(L24) make the recording of… 8. 录制(L27) 9. 给…上发条(L31) wind up 10. 和… 一起(L39) along with with the development of 11. 随着…的发展(L48) make…things of the past 12. 使…成为过去(L50) 13. 跟上,赶上(L51) keep pace with

The 1. _____________________ of electrical technology 3.__________ Events TV broadcasts 1925 The firstpublic 4._________ were made in the USA. 2________ TV Early 1938 The first color TV program 5._____ history was broadcast. The modern 1962 6.________ Satellites were used to age broadcast TV. 1877 The first recording of a human voice 7._________ was made. Early Sound 1887 The modern record player 8._____ history and was born. video 1982 The first CDs were born. recorders 9.The 1993 The VCD was invented. digital _______age 1995 The DVD 10. was _____________ available to people.

evolution / development
Periods Time

Items


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