学案(6) Lesson 22

1、Lesson 22一、Fill in the blanks according to the textFor 1)t_ of years ,people used 2)d_ ways to measure things . Some people used the 3) s_ of their kings foot or hand to measure 4)l_, and the sun and the moon to measure time. In 1548,A scientist called Simon Stevenius started to think about a set of

2、 5)m_ which used the number ten , but no one was 6) i_ in his ideas at first. About two 7)h_ years later, a group of scientists began to use it and they 8)t_ of ways to measure everything using ten. They also 9)a_ to use meters to measure length and decided to call a 10)h_ of meter a centimeter and

3、a thousand meters a kilometer.二、Try to say in English:1、同意做某事_2、在之中（三者以上）_3、清晰的，明亮的_4、算出_5、一套度量法_6长度_7第一百个_8日历，月历_Homework一、翻译词组1 算出正确的答案_2.量长度_3.一组学生_4.一套工具_5.百分之一米_二、中考链接( ) 1.-How deep is the hole? -It is _. A. four metre deep B. four metres deep C. four-metre deep D. four-metres-deep ( ) 2. Each

4、 of us has to write a _ report every two weeks. A. two-hundred-word B. two-hundreds-word C. two-hundreds-words D. two-hundred-words ( ) 3.The film star is going to spend _ dollars on a new dress for the coming party. A. three thousands B. thousands of C. thousand of D. three thousands of( ) 4.In our

5、 class _ of the students are girls. A. three five B. one fifth C. two third D. a quarters( ) 5. Have you finished the work? -Not yet. But we have finished _ of it. A. three quarter B. three quarters C. many D. others( ) 6. It took _ men _ to build the Great Pyramid. A. thousands of, twenty year B. t

6、housand of, twenty year C. two thousands, twenty years D. thousands of, twenty years( ) 7.Our school sports day is coming. How many teachers and students will take part in it?_ teachers and students will. _them may be 80.A. A number of, A number of B. A number of, The number of C. The number of, A n

7、umber of D. The number of, The number of ( ) 8. The scientists decided to call _ metre a centimetre and a thousand metre a kilometre.A. hundreds of B. a hundred C. a hundred of D. a hundredth of( ) 9.Our summer holiday is coming. Two _ students in our school will go to the beach. A. hundred B. hundreds C. hundred of D. hundreds of( ) 10. He tried very hard. At last, he _ the Maths problem. A. worked out B. got out C. took out D. p