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.
全新版大学英语听说教程答案第4册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 don't, 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