问题
填空题
若一个矩形的长为
|
答案
长为4 3
cm，宽为212
cm的矩形的面积是3 4 3
×212
=16cm2，3
所以正方形的面积是16cm2，所以这个正方形的边长为
=4cm．16
故答案为：4．
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若一个矩形的长为
|
长为4 3
cm，宽为212
cm的矩形的面积是3 4 3
×212
=16cm2，3
所以正方形的面积是16cm2，所以这个正方形的边长为
=4cm．16
故答案为：4．
| 完形填空。 |
| Some children want to be writers when they grow up. It means that they want to 1 stories or books for people to 2 . That sounds nice. It is 3 to write something for people! But they should 4 that they need to be good readers 5 before they are really good writers. They should read a lot of books and read 6 hours every day. They can not spend much time watching TV or playing games when they are 7 . If you are a good reader, it doesn't 8 you a long time to do the reading. Then you have time to read many other 9 for fun. Before you decide to be a good writer, you'd better say to 10 "I must read and read more and more!" |
| ( )1. A. learn ( )2. A. read ( )3. A. well ( )4. A. teach ( )5. A. first ( )6. A. in ( )7. A. busy ( )8. A. spend ( )9. A. games ( )10. A. yourself | B. look at B. see B. good B. listen B. last B. during B. crowded B. act B. books B. teacher | C. write C. watch C. healthy C. make C. then C. of C. free C. take C. movies C. people | D. find D. look D. funny D. know D. still D. for D. necessary D. depend D. homework D. himself |