In some countries, people are starting new urban forests. In England, there are now 1.3 million trees in an urban forest called Thames Chase, east of London. It was started in 1990, and it has grown very fast. Walking and bicycle clubs use the forest, and there are programs for children and artists.

__E__ (49)

     Some older cities don't have space for a big urban forest, but planting trees on the streets makes the city better. Scientists found that commuters (通勤人员) feel more relaxed when they can see trees. Trees are even good for business. ___A____ (50) In the future, urban forests will become even more important as our cities grow bigger. In the megacities(超大城市) of tomorrow, people will need more green space to live a comfortable life. Planting trees today will make our lives better in the future.

A．People spend more time at shopping centers that have trees

B．In hot countries，urban forests are cool places for walking and other healthy exercises

C．But you are not in rural area

D．Trees take pollution out of the air

E．In 2033，it will have 5 million trees

F．It has many kinds of birds in the country

第6部分：完形填空（第52~65题，每题1分，共15分）
下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。

Traffic in Our Cities

The volume of traffic in many cities in the world today continues to expand. This causes many problems, including serious air pollution, lengthy delays, and the greater risk ______ (51) accidents. Clearly, something must be done, but it is often difficult to persuade people to  ______ (52)（变化） their habits and leave their cars at home.

    One possible ______ (53) is to make it more expensive for people to use their cars by ______ (54) charges for parking and bringing in tougher fines for anyone who ______ (55) the law. In addition, drivers could be ______(56) （变化）to pay for using particular routes at different times of the day. This system, ______ (57) as "road pricing", is already being introduced in a ______ (58) of cities, using a special electronic card ______ (59) to the windscreen of the car.

    Another way of ______ (60) with the problem is to provide cheap parking on the ______ (61) of the city, and strictly control the number of vehicles allowed into the centre. Drivers and their passengers then use a special bus ______ (62)（变化） for the final stage of their journey.

Of course, the most important ______ (63) is to provide good public transport. However, to get people to ______ (64) the comfort of their cars, public transport must be felt to be reliable, convenient and comfortable, with fares ______ (65) at an acceptable level.

51. A. of         B. for            C. about     D. by

【答案】：A

52. A. acquire    B. form      C. support    D. change

【答案】：D

53. A. manner    B. approach   C. custom   D. style

【答案】：B

54. A. enlarging   B. increasing C. growing    D. developing

【答案】：B

55. A. destroys   B. breaks    C. refuses    D. rejects

【答案】：B

56. A. allowed    B. advised    C. required    D. controlled

【答案】：C

57. A. designed   B. known    C. seen     D. called

【答案】：B

58. A. quantity   B. total      C. sum      D. number

【答案】：D

59. A. fixed      B. joined     C. built      D. placed

【答案】：A

60. A. doing     B. handling   C. solving    D. dealing

【答案】：D

61. A. border    B. outside     C. limit       D. outskirts

【答案】：D

62. A. service     B. station      C. route       D. fare

【答案】：A

63. A. thought    B. case      C. event     D. thing

【答案】：D

64. A. in        B. up       C. off       D. out

【答案】：B

65. A. taken     B. blocked    C. kept      D. given

【答案】：C