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C.measure the size of the affected area D.estimate the damage to the crops ´ð°¸£ºA

µÚ53Ìâ Farmers can save a considerable amount of pesticide by__________. A.transforming poisoned rain B.consulting infrared scanning experts C.resorting to spot-spraying D.detecting crop problems at an early date ´ð°¸£ºC

µÚ54Ìâ Plants will emit an increased amount of heat when they are__________.

A.sprayed with pesticides B.in pour physical condition C.facing an infrared scanner D.exposed to excessive sun rays ´ð°¸£ºB

µÚ55Ìâ The application of infrared scanning technolgy to agriculture met with some difficulties due to__________.

A.the lack of official support B.its high cost

C.its failure to help increase production D.the lack of financial support ´ð°¸£ºD

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A.We'll show you our photos when we are back.

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B. We are going with our teachers. C. We are going to Paris. D. When are you leaving?

E. How long are you going to stay there? F. Have you been there before? G. I want to go to London. H. See you later.

A: Hi, Xiao Wang. Where are you going on vacation? B: 56 __________.

A: Paris? That sounds great! 57 __________. B: We are leaving next Tuesday. A: Who are you going with? B: 58 __________. A: 59 __________.

B: For about two weeks. 60__________. A : Great ! Wish you a pleasant journey! B: Thanks a lot.

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C. We are going to Paris. D. When are you leaving?

E. How long are you going to stay there? F. Have you been there before? G. I want to go to London. H. See you later. ´ð°¸£ºC

µÚ57Ìâ ÇëÑ¡Ôñ×î¼Ñ´ð°¸ÌîÈë( )

A.We'll show you our photos when we are back. B. We are going with our teachers. C. We are going to Paris. D. When are you leaving?

E. How long are you going to stay there? F. Have you been there before? G. I want to go to London. H. See you later. ´ð°¸£ºD

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A.We'll show you our photos when we are back. B. We are going with our teachers.

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C. We are going to Paris. D. When are you leaving?

E. How long are you going to stay there? F. Have you been there before? G. I want to go to London. H. See you later. ´ð°¸£ºB

µÚ59Ìâ ÇëÑ¡Ôñ×î¼Ñ´ð°¸ÌîÈë( )

A.We'll show you our photos when we are back. B. We are going with our teachers. C. We are going to Paris. D. When are you leaving?

E. How long are you going to stay there? F. Have you been there before? G. I want to go to London. H. See you later. ´ð°¸£ºE

µÚ60Ìâ ÇëÑ¡Ôñ×î¼Ñ´ð°¸ÌîÈë( )

A.We'll show you our photos when we are back. B. We are going with our teachers.

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C. We are going to Paris. D. When are you leaving?

E. How long are you going to stay there? F. Have you been there before? G. I want to go to London. H. See you later. ´ð°¸£ºA

Áù¡¢ÊéÃæ±í´ï(25 points) µÚ61Ìâ The Internet ´ð°¸£ºThe Internet

With the development of computers£¬the.Internet has become widely used.More and more information will be provided for people.We can get all kinds of useful information in any scientific research field whenever we need.It can help US to enrich our knowledge and help our country to keep up with the developed countries.

However£¬the Internet also brings US too much information.It always make US very difficult to find something available by browsing many necessary websites.

In a word£¬we need the Internet.but we should make good use of it.

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