People tend to ignore the delayed effects of exposure to chemicals because _____.

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• 1 In the author's view, the sudden death caused by exposure to large amounts of pesticides _____.

  A. is not the worst of the negative consequences resulting from the use of pesticides

  B. now occurs most frequently among all accidental deaths

  C. has sharply increased so as to become the center of public attention

  D. is unavoidable because people can't do without pesticides in farming

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• 2 What is the author's attitude towards the environmental effects of pesticides?

  A. Pessimistic.

  B. Indifferent.

  C. Defensive.

  D. Concerned.

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• 3 Where do pesticides(杀虫剂)fit into the picture of environmental disease? We have seen that they n
   

  A. Man appears indifferent to what happens in nature.

  B. Man acts as if he does not belong to nature.

  C. Man can avoid the effects of environmental pollution.

  D. Man can escape his responsibilities for environmental protection.

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• 4 The sale usua1ly takes place outside the house, with the audience on benches, chairs or boxes.

   

   A.having seated

  B.seating

  C.seated

  D.having been seated

  
  

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• 5Professor: First of all, allow me to introduce Professor John Brown from Cambridge. Student: ______

  A.Hello, Mr. Brown. Are you a doctor?

  B.Morning, Prof. Brown. May I have a question?

  C.Hi, Prof. John Brown. Can I ask what your specialty is?

  D.Hello, Mr. John Brown. What brings you here?

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• 6Jane: Firstly, allow me to introduce myself. My name is Jane, manager of the company. Tom: ______

  A.You must be mistaken. I don't know you at all.

  B.Hello, Brown! I haven't seen you for ages.

  C.How do you do, Jane? Very nice to see you.

  D.Hi, Jane. Welcome to China.

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• 7Husband: Tell you what, dear. I just got promoted. Wife: Really? ______

  A. Take it easy.

  B. It's unexpected.

  C. You'll work hard later on, I guess.

  D. Oh, I'm thrilled.

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• 8 Mary: What are you working on? Susan: I'm doing some embroidery. Mary:_________. Susan: I don't do

  A. I didn't know you did needle work.

  B. I think you have done a good job.

  C. Where did you learn to do needle work ?

  D. Why do you do needle work?

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• 9 Dad: Could you run over to the store right away? We need a few things. Son: _________

  A. Yes, I could. I want to play football.

  B. For me, running is not a problem. I'd like to do exercises.

  C. Yes, storing a few things away is quite necessary, right?

  D. All right. What do you want me to get?

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• 10 Nancy: Have you heard about Dana? She is going to get married with Graham! Scott :__________.

  A. You're kidding !

  B. Congratulations !

  C. Is it a real thing?

  D. Good luck!

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