solar cars

Unit9 lesson3Clean Machines

vocabulary• petrol pe-trol （英）汽油• solar so-lar 太阳的，太阳光的• racer ra-cer 赛车手• sunlight sun-light 阳光，日光• kindergarten kin-der-gar-ten 幼儿园• northwest north-west 西北，西北方• southeast south-east 东南，东南方• chapter chap-ter 章节• impression im-pre-ssion 印象，感觉

• reliable re-li-able 可靠的• operator o-pe-ra-tor 操作人员，接线员• appreciate a-ppre-ci-ate 欣赏，鉴赏• essay e-ssay 散文• shopping shop-ping 购物

• gas 气体，煤气，汽油 • golf 高尔夫

• so far 迄今为止• take place 发生

Solar Car Racing

What are the advantages of solar cars?

• use the sun’s energy

• do not use petrol, gas or any other fuel

• clean and safe

• no pollution

Task 1: Do you know these expressions? Are they different?

•solar car•solar car racing•solar racing car•solar racer

Reading through the text and finish two tasks:

Task 2: complete the information

Name: Marie Logan From:

Job: Topic of interview:

Interested in cars (when):

Started designing car (when):

Take part in races (how many years):

how many races: races won:

Has Recently been doing (two):

Brisbane

solar racer solar car

since kindergarten

at university

For about four years

six two

1. She has been building a new car.2. She has been writing a book about solar cars.

Read the text carefully and find out the expressions.• 80 k.p.h.

80 kilometres per hour 80 公里每小时• 世界太阳能汽车挑战赛 the World Solar Car Challenge

• 用太阳能作动力 use the sun’s energy for power

• 各种燃料所造成的污染 pollution caused by fuels

True or False

• Solar cars only get power from the sunlight.

• People are interested in solar cars because they don’t have pollution caused by fuels.

TT

TT

• 从幼儿园起 since kindergarten

• 迄今为止• take part in

• 发生 take place

• 让我想想 let me think

• from northwest to southeast

从西北到东南

so far参加，参与

True or False

• Marie Logan began designing cars when she was a student.

• She has won most of her races.

TT

FF

• 对太阳能汽车有好印象• have a good impression of solar cars

• 使他们相信太阳能汽车的优点• persuade them of the advantages of

solar cars

• 在多云天气下• in cloudy weather

• 比赛好运 !

• Good luck in the race ！

True or False• The team has nearly finished building

a solar car.

• Marie has written a book about solar cars.

• Solar cars can work in cloudy weather. TT

FF

FF

Language points• so far 迄今为止，到如今，到现在为止 I have learned 2,000 English words so far.

So far, the old lady has made 99 clothes for her grandchildren.

• take place 发生 The story took place in a small village.

Something strange took place in our school two days ago.

• persuade 说服• persuade sb. to do sth. 说服某人做某事 Tommy has been trying to

persuade his parents to buy him an MP4 for two weeks.

• persuade sb. of sth. 让某人信服某事 What can I do to persuade you of

the news? The man persuaded his

girlfriend of his bravery by getting through the bungee jumping.

Grammar: 现在完成时和现在完成进行时

• 试区分：Amy: I’ve read Harry Porter.

Betty: I’ve been reading Harry Porter.

Q: Who finished reading Harry Porter?

我们用现在完成时来谈论一个完成的动作（成果）。

我们用现在完成进行时来谈论未完成的动作。

Present Perfect Continuous or Present Perfect?

1. A. You’ve been _________ (design) solar racing cars for a long time.

B. I’ve ________ (design) five or six different cars so far.

2. A. I’ve been _____________ (take part in) races for about four years.

B. How many races have you ____________ (take part in)?

designing

designed

taking part in

taken part in

3. A. I’ve been ________ (build) a new car with a team from Queensland University.

B. We’ve ____________ (do) a lot of work on it.

4. A. You’ve been ________ (write) a book about solar cars.

B. I’ve only ____________ (write) the first few chapters.

building

done

writing

written

试理解：• A. He has run three miles.

－强调他跑了三英里这结果，一段很长的距离。• B. He has been running for an hour.

－强调他跑一个小时步这过程（所以他累坏了）

现在完成时关注动作的结果，尤其是达到什么程度。

现在完成进行时关注动作本身，即过程，特别是解释该动作造成的显而易见的结果时。

Please do: Ex 7&8 on Page 41Ex 2 on Page 82