大学英语听说教程第四册答案4-6单元.doc

Unit 4 Part B Text ? Exercise 1:? put the OHP on the table press the buttons in and lift this part up until it snaps into place turn the OHP round so the head is facing towards the screen or a white wall plug it in switch it on place the transparency on the stage move the flap up or down to raise or lower the image turn the wheel to make the image sharp ? Exercise 2:? place the OHP about 2 meters from the wall or screen a screen works better than a wall leave the OHP switched on when using it and place a piece of paper over the glass Part C in the address book or contact list CCs stands for copies of a message. when you want other people to get copies of the same email message, you send them CCs. you can copy sentences and paste them in other places you can run the spell checker you double click the word an type the new word over it.? Unit 5 Part B Text ? Exercise 1: 1. D???? 2. C? 3. D? 4. C ? Exercise 2:? Firstly, it is a fact that some people were born with better memories. Secondly, different things are kept in different parts of the brain. Ideas, words and numbers are stored in the left-hand side and images, sounds and smells in the right-hand side. Thirdly, unusual experiences can produce chemicals such as adrenaline in our body which can boost memory. Fourthly, how well we remember something is also affected by the context in which we learn about it. Finally, the more often you recall a memory, the more likely you are to remember it. If you dont, you lose it. Part C Four Because Australia is shaped a bit like a dog. Break it into smaller ones and then think of what the numbers remind us of. Try to follow the directions in our mind. Try to build them into a story. Part D ?1.T? 2.F? 3.F? 4.F? 5.T? 6.F? 7.T? 8.T Unit 6 Part B Text ? Exercise 1: 1. C???? 2. C? 3. B? 4. B? 5. A? 6. B? ? Exercise 2:? if a man with a fortune cannot make himself easier and freer than those who are not, he gains nothing. Nothing except glittering baggage that must be attended to.(d) t