China is a large country of agriculture（农业）.We all know that there are more than 800 million 44  in China. China starts to  45  the science of agriculture much earlier than other countries in the world. While people in Europe and America were trying to shoot wild animals and birds for food, farmers in China were  46  the science of agriculture. For example, Jia Sixie, who lived in the Northern Wei period（386-534 AD）,was one of the farming pioneers. After he finished his work in government, he 47  home and spent his time on research into agriculture. He 48  information, did experiments and learnt from the experience of farmers. He wrote a book called Qi Min Yao Shu. The book 49  has 110000 words is about both farming and gardening. This book is 50  to be an important summary（概要）of the knowledge of farming.

1.A、workers   B、farmers   C、pioneers   D、scientists

2.A、develop   B、grow   C、choose   D、interest

3.A、trying   B、working   C、studying   D、growing

4.A、left    B、built    C、destroyed    D、returned

5.A、advised   B、improved   C、collected   D、planted

6.A、who   B、whom   C、it   D、which

7.A、made   B、considered   C、kept   D、studied

John is a famous writer now. Bob said he was not a good student ___41_____ he was young. He was often late for____42___ and didn’t like doing his homework. Sometimes, he ______43____ in class while the teacher was teaching. He didn’t understand much, ____44____but he always thought he understood everything. One day the teacher _____45___ the students a question, “When Jack was ten years old, _____46____ brother Ben was twenty. Jack is fifteen now and _____47___ is his brother Ben? John said, “That’s easy. Ben is twice as old as Jack, so he is thirty now.”

Another time, the ____48_____ in a science class asked, “When it thunders(打雷), _______49___ do we always see the light before we hear the sound?”

“But, Miss,” said John quickly, “don’t you ___50_____ our eyes are in front of our ears?”

Everybody wants a new start for a new school year. So, students often go back-to-school shopping. They buy___36___and shoes. But, the story is not so easy.

"Mum, I want this pair of shoes!"

"Dear! Those are 900 yuan! That is too ___37___ !"

"But all the boys in my class wear this brand (牌子)!"

So the real story is: Kids___38____to catch up with school fashion.

Chinese students __39___ uniforms at school. Parents think all the kids look the same, but _40___ know the differences. The "rich" kids wear amazing watches, ride good __41___ and use cool pencil cases. They show off their expensive things to __42___ kids. Then everyone else wants them too. For example, some "rich" kids use a pencil box that __43___1,000 yuan! It not only holds pencils, but also has a thermometer (温度计), a compass (指南针), a music box and even games in it! But think about it. Do you really need ____44___ a special pencil box? What can you do with a compass ___45____a thermometer in class? They only distract (分散注意) you.

As for these "rich" kids, they are not rich at all. __46___ parents buy them all their cool things. They may have an advantage（优势）now, ____47___ it won't last forever. If you want to show off ___48___ money you have, you have to make it yourself first. So, study hard. You will get a great job in the future.

Parents should also learn __49____to refuse (拒绝) their kids' demands (要求). They should __50___their kids: as students, what is really important is not school fashion but good school grades.

36. A. pictures      B. school things      C. computer games    D. food and drinks

37. A. expensive     B. cheap           C. ugly              D. nice

38. A. hate         B. give up          C. want              D. get

39.A. put on        B. take off          C. buy              D. wear

40. A. kids         B. fathers           C. mothers           D. people

41. A. cars           B. bicycles            C. MP3             D. CDs

42. A. another        B. the others           C. others             D. other

43. A. pays          B. costs               C. spends            D. buys

44. A. so            B. such               C. as                D. like

45. A. and           B. but                C. or                D. though

46. A. His           B. Her                C. Their             D. Your

47. A. but           B. because             C. if                D. for

48. A. how many     B. how much           C. how long          D. how often

49. A. how          B. what               C. why              D. where           

50. A. say           B. talk                C. speak             D. tell