Section4 预测重点 （5篇）
ancient time food research（古代食物）
Gardens in Hospital（医院修花园对病人的影响）
Red imported fire ants（澳洲火蚂蚁的起源，特征，巢穴和生态作用）
City Development Research（城市发展的研究）
Ancient Language Learning（古代语言的研究）
Section 4
场景：ancient time food research（古代食物）
题型：填空
参考答案：
Background
Indirect evidence
31. From graphic evidence to social evidence
32. undigested contents in stomach……
Direct evidence
33. Studied food remains in pots
34. 暂时缺失
35. prepared and ate food
36. researchers can determine the knifes kind by bones of animals remained
Indirect evidence
37. Chemical signature on bones
38. food sticking to teeth
39. fossil was not easily found because…is extremely common
40. investment is risky, which can be natural disasters, political event, or people’sclimate
Section 4
场景：Gardens in Hospital（医院修花园对病人的影响）
题型：填空
参考答案：
31. help recover from infection
32. recover better with a view of nature than a view of wall
33. Hospital is a source of stress
34. good for health, especially to heart
35. benefits to immune system
36. research methods include observation and interview
37. a garden with a fountain is very popular
38. garden needs easily moved furniture
39. somewhere attracts birds
40. old people want to feel a part of society
场景：Red imported fire ants（澳洲火蚂蚁的起源，特征，巢穴和生态作用）
题型：填空
参考答案：
31. fire ants live in environment except for desert and artic areas
32. carried in soil with farming equipment
33. fire ants was first found in Brisbane in 2001, it is near the port
34. often being found under rocks
35. aided by well-trained dogs
36. prevent people from getting water they need accessing the…
37. camera wired to helicopter
38. insecticide and bait mixed with corn combined with…
39. reduced the use of sports/support facilities
40. damage the electrical system
场景：City Development Research（城市发展的研究）
题型：填空
参考答案：
31. Negative beliefs as: more noise in cities
32. New way to bring water into home
33. New source of power including such as electricity
34. dwellers in cities tend to have higher wages
35. 暂时缺失
36. a city of 4 million people needs less infrastructure than a city of 4 million per person
37. cities have less impact on environment
38. people in large cities now have fewer children
39. the history of a city influences whether a city gets richer while getting bigger
40. it is difficult to keep a balance between growth and population
场景：Ancient Language Learning（古代语言的研究）
题型：填空
参考答案：
31. Lingua Franca need to know the background of an existing language
32. The language itself can promote the global commerce
33. The grammar is a standard
34. On example people are familiar is Greek
35. Pidgin was created for children
36. It has many limitations
37. RussnOrsk is a mixture of two different languages
38. Creole is an entirely invented new language
39. The language is very advanced compels
40. It has a lot of rare vocabulary
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