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1. ⑴ A ⑵ C ⑶ B
⑷ A ⑸ C
2. 0.47 0.74
4.07 4.70 7.04 7.40
3. 23a+32a
(23+34)×20
=55×20
=1100
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05w免费提供各类练习与测试答案,请牢记零五网网址:05W.CC
1. ⑴ A ⑵ C ⑶ B
⑷ A ⑸ C
2. 0.47 0.74
4.07 4.70 7.04 7.40
3. 23a+32a
(23+34)×20
=55×20
=1100
http://m.ksjqmj.com/wunianjidaan/20979.html
推荐访问