图12是位于25°N附近的某小区域简图。6月9日北京时间12时40分，A城的太阳高度达一天中最大值，且当日该城于B方向日出，C方向日落。回答3-4题。

3．河流AB段的流向为　 　　　　　　 (　　 )　　　　　　　　　　　　　　　　　

　 　 A．由西南流向东北　　 B．由东南流向西北

　 　 C．由西北流向东南　　 D．由东北流向西南

4．针对该区域农业生产过程中所出现的主要生态问题，应采取的有效措施是　　　　　　　　　　 　(　 )

　 　 A．减少酸性气体的排放　 　　　　　　

　　 B．改良土壤，补充熟石灰，增施化肥

　 　 C．禁止陡坡开荒、乱砍滥伐现象　　

　　 D．节约用水，合理排灌

　　 贺兰山和银川平原是沙海中的“绿岛”和绿洲。读图1，回答1-2题。

1．贺兰山成为“绿岛”的主要原因是　 (　　 )

　 　 A．太阳辐射强，热量充足

　 　 B．地形抬升，降水较多

　 　 C．冰川融水多，水源充足

　 　 D．土层深厚，植被茂密

2．银川平原的形成原因是　　　　　 (　　 )

　 　 A．地壳下沉，风力沉积

　 　 B．断裂下沉，冰川物质堆积

　 　 C．地壳抬升，河流侵蚀

　 　 D．断裂下沉，黄河泥沙沉积

(安徽省合肥八中2010届高三第二次月考)

Some common tips can help you in preventing air journey problems.These tips are very common but you can travel happily if you follow them.

Go to a journey with a minimum sized bag.

You can bring your own food for journey to make sure that you get what you want to eat.Bring at least a magazine or a book to avoid boredom.

You can eat at the airport before you take off so as to make sure that you do not feel hungry during the journey.The basic idea is that you should not feel hungry or get bored during the journey as it might spoil your mood.

When boarding the plane，do notice the place of exit.Also，count the number of rows you have to pass from the exit.Doing this can help you to have a better idea of escaping from the plane in case of any emergency.

Read the manual or instructions provided by the staff.A plane for a safer journey will make you feel cool and relaxed at the time of traveling.

If you buy tickets online，call airline，and ask them to assign you a seat right away.If you come at the last moment，just before your plane takes off，you might not get a desired seat.

Sometimes，planes are overbooked，and if you are not assigned a seat，You might be forced to fly by another flight.

Make sure you keep everything you need before you take off.Avoid checking your bag again and again.Keep your money safe.

The best way to avoid problem is to make a note of everything you have in your bag.In this way，you can never forget anything important.

Helpful 1.________for a Happy Air Journey

答案：1.Tips/Instructions　2.problems　3.size　4.feeling/getting　5.board　6.number　7.safe　8.phone　9.way/method　10.List

10．The new equipment________the disabled during the 2008 Beijing Paralympics.

A．was intended for 　　　　　　B．was intended to

C．intended for　 　　　　　　　D．intended to

解析：选A。be intended for sb.为固定短语，表示专供某人使用。句意：这些新设备是2008年北京残奥会期间专供残疾人使用的。

9．-It was________of Jack to turn off the radio when I was sleeping in the bedroom.

-So he was.

A．reasonable　 　　　　　　　　B．sensible

C．considerate　 　　　　　　　D．generous

解析：选C。考查形容词辨析。considerate考虑周到的，为(他人)着想的，体贴的。reasonable合情理的，讲道理的，公道的；sensible明智的，有感觉的；generous慷慨的，大方的。

8．On his way to the airport，it________him all of a sudden that he had forgotten his passport.

A．hit　 　　　　　　　　　　　B．knocked

C．occurred 　　　　　　　　　D．beat

解析：选A。考查固定句型。It hits/hit sb.that...意为“某人突然想到……”。

7.Lucy has________all of the goals she set for herself in high school and is ready for new challenges at university.

A．acquired　 　　　　　　　　B．finished

C．concluded 　　　　　　　　D．achieved

解析：选D。本题考查固定搭配，achieve one’s goals意为“实现目标”。

6．We had wanted to finish our task by noon，but it didn’t quite ________.

A．find out　　　　　 B．give out

C．hand out 　　　　　　　　　D．work out

解析：选D。本题考查短语动词辨析。句意：我们原本想中午前完成任务，但是结果并不如愿。find out发现；give out分发，用尽；hand out分发；work out结果。根据句意，work out为正确选项。