class Bird { static void talk() { System.out.print("chirp "); } } class Parrot extends Bird { static void talk() { System.out.print("hello "); } public static void main(String [] args) { Bird [] birds = {new Bird(), new Parrot()}; for( Bird b : birds) b.talk(); } } 结果为:()
We live in a society which there is a lot of talk about science, but I would 1.______
say that there are not 5 percent of the people who are equipped with schooling,
including college, to understand scientific reasoning. We are more ignorant of
science than people with comparable education in Western Europe. ?2.______
There are a lot of kids who know everything about computers — how to
build them, how to take them apart, and how to write programs for games. So ? ? 3.______
if you ask them to explain about the principles of physics that have gone into ? ?4.______
creating the computer, you don’t have the faintest idea. ? ? 5.______
The failure to understand science leads to such things like the neglect of ? ?6.______
human creative power. It also takes rise to blurring of the distinction between ? 7.______
science and technology. Lots of people don’t differ between the two. Science is the 8.______
production of new knowledge that can be applied or not, and technology is the
application of knowledge to the production of some products, machinery or the
like. The two are really very different, and people who have the faculty for one
very seldom have a faculty for the others. ?9.______
Science in itself is harmless, more or less. But as soon as it can provide
technology, it is not necessarily harmful. No society has yet learned to forecast 10.______
the consequences of new technology, which can be enormous.
Yesterday we had () talk.
On average, a successful lawyer has to talk to several()a day.
Directions: Talk on the following topic for 5 minutes. Be sure to make your points clear and supporting details adequate. You should also be ready to answer any questions raised by the examiners during your talk. You need to have your name and registration number recorded. Start your talk with “My name is...,” “My registration number is...” ◆Topic 1: The Retirement Age for Chinese Questions for reference: 1. Do you agree that the mandatory retirement age for Chinese should be extended? Give your reasons. 2. Some people are opposed to the extension initiative for fear that it might reduce job opportunities for young people. What’s your comment on this opinion? 3. China is facing a surplus labor force. What are the possible solutions to such a problem?
Practice 1
Interlocutor:
Now, I’d like each of you to talk on your own for about 2 minutes. I’m going to give each of you a different picture and I’d like you to talk about it. Candidate A, here is your picture (a lot of people is taking part in a tug of war). Please let Candidate B have a look at it.
(Hand over the picture to Candidate A)
Candidate B, I’ll give you your picture in a minute. Candidate A, I’d like you to describe the picture and tell us what you think about the picture. Remember you have only 2 minutes for this.
关于Cross Talk,下列说法正确的是()
Each person at the reunion was required to talk to other relatives to find out if they would buy one of the histories()it were printed.
On average, a successful lawyer has to talk to several()a day.
Local Talk