问题
解答题
一个数（零除外）的1.002倍，一定比原数大．______．
答案
根据题意，假设这个数是a，这个数的1.002倍就是1.002a，1.002a=（1+0.002）a=a+0.002a，因为这个数不是0，所以，1.002a＞a，符合题意．
故填：正确．
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一个数（零除外）的1.002倍，一定比原数大．______．
根据题意，假设这个数是a，这个数的1.002倍就是1.002a，1.002a=（1+0.002）a=a+0.002a，因为这个数不是0，所以，1.002a＞a，符合题意．
故填：正确．
| 情景交际。 根据对话内容，选择方框内句子完成下列对话。 | |
| (Mrs. Green wants to buy a pair of shoes for her daughter.) A: 1______ B: Yes, please. I want to buy a pair of shoes for my daughter. A: These shoes are for girls. They are in all colors. 2______ B: She likes red. A: Look! What about these ones? B: All right. Let me have a look. … B: 3______ A: They are very nice, but they are a little small. Do you have big ones? B: 4______ Here you are! A: 5______ B: 60 yuan. A: They are fine. I'll take it.
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