题目内容
10．-What do you think of math and physics？-I think physics is________than math．（ ）
| A． | difficult | B． | more difficult | ||
| C． | the most difficult |
分析 --你认为数学和物理怎么样？--我认为物理比数学更难．
解答 答案：B．根据题干中的math和physics以及句中的than可知，本句应用比较级；又根据difficult的比较级是more difficult．故选B．
点评 本题考查形容词的比较级，做题时应注意比较的数量，根据比较的数量来确定是原级，比较级还是最高级．
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18．______ of the land in our city_____ covered with trees and grass．（ ）
| A． | Two fifth，is | B． | Two fifth，are | C． | Two fifths，is | D． | Two fifths，are |
5．When I was walking along the river，I suddenly heard somebody_____ for help．（ ）
| A． | calls | B． | called | C． | calling | D． | to call |
4．
Rice is the most important food for people all over the world．According to a survey，rice helps （46）B one third of the world's population．Rice grows well with enough water．People grow rice on flooded land and in the rain forests of Africa．
Scientists say that China started growing rice about 3，000to 4，000years ago．Now，rice is（47）Din people's daily meals．Rice can be boiled，steamed or made into other snacks．It is also a popular food on festivals．People make New Year cakes with sticky rice （糯米） every Spring Festival．
China has（48）Epopulation in the world．In order to feed more people，Chinese
scientist Yuan Longping led the Super Rice program in 1996．Today half of China's rice plants are Yuan's Super Rice．
The harvest of rice（49）Cmany factors．Rice grows well between 18°C to 35°C．A good rainfall also makes a great harvest．Farmers need to fertilize （施肥） the rice and be careful with insects．
| A．the most B．feed C．depends on D．Common E．the largest |
Scientists say that China started growing rice about 3，000to 4，000years ago．Now，rice is（47）Din people's daily meals．Rice can be boiled，steamed or made into other snacks．It is also a popular food on festivals．People make New Year cakes with sticky rice （糯米） every Spring Festival．
China has（48）Epopulation in the world．In order to feed more people，Chinese
scientist Yuan Longping led the Super Rice program in 1996．Today half of China's rice plants are Yuan's Super Rice．
The harvest of rice（49）Cmany factors．Rice grows well between 18°C to 35°C．A good rainfall also makes a great harvest．Farmers need to fertilize （施肥） the rice and be careful with insects．
5．When the earthquake happens，the first thing is to protect yourself．Do you know how to do during a big earthquake？Scientists have some advice for us．
If you are in a farmhouse，don't get close to the glass，especially（尤其） big windows，just hide（躲） under the table．（41）C
If you are in a tall building，never jump out of the windows．（42）A When in a living room，find a strong table or rush into a smaller room like washroom．Then lie down your body．Take care of your head．
If you are outdoors，sit on the ground，don't run，and don't go back to your house to get your money or other things．（43）D
If you are in a moving car，drive to the side of the road，stop as quickly as possible，and stay in the car．（44）B It's dangerous．
After an earthquake，if you are safe，remember not to engage（占用） the phone line，keep it free for rescue（援救）．
（45）E We should always hope for the best but prepare for the worst．
根据材料内容，从下面五个选项中选出能填入文中空缺处的最佳选项，使短文意思通顺、内容完整．
If you are in a farmhouse，don't get close to the glass，especially（尤其） big windows，just hide（躲） under the table．（41）C
If you are in a tall building，never jump out of the windows．（42）A When in a living room，find a strong table or rush into a smaller room like washroom．Then lie down your body．Take care of your head．
If you are outdoors，sit on the ground，don't run，and don't go back to your house to get your money or other things．（43）D
If you are in a moving car，drive to the side of the road，stop as quickly as possible，and stay in the car．（44）B It's dangerous．
After an earthquake，if you are safe，remember not to engage（占用） the phone line，keep it free for rescue（援救）．
（45）E We should always hope for the best but prepare for the worst．
根据材料内容，从下面五个选项中选出能填入文中空缺处的最佳选项，使短文意思通顺、内容完整．
| A．Remember not to use the lift． B．Don't try to drive across bridges． C．Cross your arms to protect yourself． D．Try to move away from buildings and street lights． E．Remember，these tips are very important． |