初中英语山东版九年级--Unit 4-A

Unit 4 When was it invented?

[00:07.36]Section A

[00:09.76]Language Goal

[00:11.54]Talk about inventions

[00:14.31]1a GROUPWORK

[00:17.59]Look at the things below.

[00:20.27]In what order do you think they were invented?

[00:24.94]Number them [1-5] (1 = first,5 = last).

[00:32.91]I think the calculator was invented

[00:36.38]before the computer.

[00:38.65]Well,I think the calculator was invented

[00:42.61]after the computer.

[00:45.29]1b Listen and match the inventions

[00:48.68]with the dates.

[00:51.25]Life must have been difficult when you were

[00:54.00]a kid.Oh,not really.Why do you say that?

[00:57.46]Well,you didn't have many modern inventions.

[01:00.42]Like,you probably didn't have a telephone,right?

[01:03.49]Of course we did!

[01:05.54]How old do you think I am?

[01:07.54]The telephone was invented in 1876.

[01:11.04]How about cars?

[01:12.69]I bet cars weren't invented yet.

[01:15.25]Sure they were.

[01:16.83]Cars were invented in 1885.

[01:20.31]My family had a car.

[01:22.10]I think you need to take a history class,Alice.

[01:24.80]Ha,ha!Well,did you have a TV?

[01:27.73]No,we didn't.

[01:29.42]The TV was invented around 1927,I think.

[01:32.79]Some friends of mine had one.

[01:34.78]But in those days,TVs were really expensive,

[01:37.41]and we couldn't afford one.

[01:39.10]And I bet you didn't have calculators

[01:41.47]and computers and stuff.

[01:43.42]That's something I do know.

[01:45.70]We learned in school that hand-help calculators

[01:48.73]were invented in 1971 and personal computers

[01:52.52]were invented in 1976.

[01:54.78]You're right.I didn't have those things

[01:57.16]when I was young.But I do now.

[02:01.34]1c PAIRWORK

[02:04.91]Student A,cover the dates.

[02:08.70]Student B,ask student A when the things

[02:12.70]in the picture above were invented.

[02:15.77]Then change roles and practice again.

[02:19.72]When was the telephone invented?

[02:23.72]I think it was invented in 1876.

[02:29.66]2a Listen and number the inventions

[02:33.25]in the order that you hear them.

[02:35.44]What are those?

[02:36.93]They're battery-operated slippers 1.

[02:39.00]What are they used for?

[02:40.51]They're used for seeing in the dark.

[02:42.66]Oh,that's cool!

[02:44.77]Who were they invented by?

[02:46.84]Julie Thompson.

[02:48.39]And look at this heated ice cream scoop 2.

[02:51.06]I know what it's for!

[02:52.82]It's used for scooping 3 out really cold ice cream

[02:55.57]Right.It was invented by Chelsea Lanmon.

[02:59.30]My favorite are those shoes with adjustable 4

[03:01.23]heels.

[03:02.25]You know-you can move the heels up and down.

[03:05.73]They were invented by Jayce Cozier

[03:07.65]and Jami Ellsworth.

[03:09.12]And what are they used for?

[03:10.86]Well,you can change the style of your shoes.

[03:13.82]You can make the shoes go from casual to dressy.

[03:17.63]2b Listen again.

[03:20.52]Match the inventions with their inventors

[03:23.78]and uses.

[03:25.12]What are those?

[03:26.78]They're battery-operated slippers.

[03:28.91]What are they used for?

[03:30.67]They're used for seeing in the dark.

[03:32.61]Oh,that's cool!

[03:34.75]Who were they invented by?

[03:36.50]Julie Thompson.

[03:38.25]And look at this heated ice cream scoop.

[03:40.71]I know what it's for!

[03:42.33]It's used for scooping out really cold ice cream

[03:45.43]Right.It was invented by Chelsea Lanmon.

[03:48.82]My favorite are those shoes

[03:50.40]with adjustable heels.

[03:51.99]You know-you can move the heels up and down.

[03:55.25]They were invented by Jayce Cozier

[03:57.30]and Jami Ellsworth.

[03:58.96]And what are they used for?

[04:00.63]Well,you can change the style of your shoes.

[04:03.68]You can make the shoes go from casual to dressy.

[04:07.75]2c PAIRWORK

[04:10.41]Role play conversations using the information

[04:14.89]in the chart above.

[04:18.59]What are they used for?

[04:20.84]They're used for seeing in the dark.

[04:25.07]Grammar Focus

[04:27.61]When was the car invented?

[04:31.24]It was invented in 1885.

[04:36.68]When were electric slippers invented?

[04:40.68]They were invented last year.

[04:43.92]Who were they invented by?

[04:47.26]They were invented by Julie Thompson.

[04:51.30]What are they used for?

[04:54.47]They're used for seeing in the dark.

[04:59.20]3a PAIRWORK

[05:02.66]Make a list of five helpful inventions

[05:06.25]and five annoying inventions.

[05:09.87]alarm clock

[05:11.79]light bulb

[05:14.01]microwave oven

[05:17.05]3b PAIRWORK

[05:20.77]Discuss your opinions in 3a with your partner.

[05:25.45]What do you think is the most helpful invention?

[05:30.89]I think the most helpful invention

[05:33.85]is the light bulb.

[05:35.40]Why is that?

[05:37.39]Well,it gives people more time to work

[05:40.94]and play every day.

[05:43.58]4 GROUPWORK

[05:46.57]Imagine that you are alone on a tiny island.

[05:51.54]Choose five inventions you would like to have

[05:55.02]on the island with you.

[05:57.73]Tell the group what you chose and why.

[06:02.59]I'd like to have a radio

[06:04.65]because I could listen to music all day.

[06:08.14]Yes,but that's not going to help you leave

[06:11.90]the island.

[06:13.17]I think it would be better to have...

[06:15.34]