题目内容
A．Mr. James Potter.B．Mr. James Potter's boss.C．Mr. James Potter's secretary.D．Mr. James
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How can pests with different colors from plants keep out of danger？
Task 2
Directions: This task is the same as Task 1. The 5 questions or unfinished statements are numbered 41 through 45.
Do you know why different animals or pests have their special colors？ Colors in them seem to be used mainly to protect themselves.
Some birds like eating locusts(蝗虫), but birds cannot easily catch them. Why？ It is because locusts change their colors together with the change of the colors of crops. When crops are green, locusts look green. But as the harvest time comes, locusts change to the same brown color as crops have. Some other pests with different colors from plants are easily found and eaten by others. So they have to hide themselves for lives and appear only at night.
If you study the animal life, you'll find the main use of coloring is to protect themselves. Bears, lions and other animals move quietly through forests. They cannot be easily seen by hunters. This is because they have the colors much like the trees.
Have you ever found an even more strange act？ A kind of fish in the sea can send out a kind of very black liquid(液体)when it faces danger. While the liquid spreads over。its enemies cannot find it. And it immediately swims away. So it has lived up to now though it is not strong at all.
From the passage we learn that locusts ______ .
听力原文：W: I'm planning a trip to Beijing this summer vocation. Do you want to join me？
M: I'd love to. but I'll be working part time in a shop.
Q: What will the man do during the summer vocation？
(5)
听力原文：W: Good afternoon. ABC company. May I help you？
M: Yes. may I speak to Mr. James Potter. please？
W: I'm afraid Mr. James Potter isn't available right now. Would you like to leave a message？
M: This is Martin Richard with Sun Electronics. It's very important that he returns my call this afternoon.
W: Does he have your office number and your mobile phone number？
M: I think so. but let me give them to you again.
W: Okay.
M: My office number is 714-888-3765; my cell phone number is 909-333-8739. He can reach me at my office number before 6:00 p. m. or anytime today on my mobile.
W: Very well. I'll give him your message as soon as he returns to the office.
At what time can Mr. James Potter call Martin Richard on his mobile？
Who might be the person that has answered the phone call？
What can be learned from the telephone conversation you've just heard？
(8)
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