12平方米=______平方分米7公顷=______平方米
4600公顷=______平方千米 700平方厘米=______平方分米．
（1）12×100=1200；
所以，12平方米=1200平方分米；
（2）7×10000=70000；
所以，7公顷=70000平方米；
（3）4600÷100=46；
所以，4600公顷=46平方千米；
（4）700÷100=7；
所以，700平方厘米=7平方分米．
故答案为：1200，70000，46，7．
| 完形填空。 | ||||
| I have a good friend. 1 name is Peter. We study in Beijing Sunshine Secondary School. We are in the same class. He sits in front of 2 . He likes Music lesson best. He 3 many CDs. He likes 4 music very much. He likes playing football, too. After school we often play football in the 5 . He is very helpful. We often help each 6 . Peter is not a Chinese. He is from 7 . He comes to Beijing 8 his family. His father is a doctor and his mother is a nurse. They work from Monday 9 Friday. At weekends, his mother likes shopping and his father likes fishing. Sometimes they go to the park. They all like Chinese food. They 10 very happy. | ||||
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