估算小能手。21×30≈_172×9≈_253×68≈_338×18≈_418×92≈_589×12≈_6_刷题宝

题干

估算小能手。

21×30≈ ____ 72×9≈ ____ 53×68≈____

38×18≈ ____ 18×92≈____ 89×12≈____

上一题下一题 0.0难度选择题更新时间:2019-07-11 05:44:59

答案(点此获取答案解析）

600,700,3500,800,1800,900

同类题1

如图，甲摸到白球得1分，乙摸到黑球得1分，在（）箱中摸最公平．

同类题2

阅读理解

Chen Jie: Which season do you like best, Mike?

Mike: I like summer best.

Chen Jie: Why do you like summer?

Mike: Because I can eat ice-cream and swim in the lake.

Chen Jie: I don't like summer. It's too hot.

Zhang Peng: What's your favourite season?

Chen Jie: Spring. It's sunny and warm. I can plant trees and fly kites. How about you, Zhang Peng?

Zhang Peng: My favourite season is winter.

Mike: Why do you like it?

Zhang Peng: Because I can skate and make a snowman. I like snow.

同类题3

商务印书馆出版的第六版《现代汉语词典》新增“洋插队、新能源、电子污染、北漂、贪腐”等词语3000个，真实记录了当代的社会生活。这表明（）

①人们在社会生活中享用文化

②文化是对经济、政治的反映

③文化是人类社会实践的产物

④文化对人的影响来自于特定的文化环境

同类题4

---Alice, what’s wrong with you? You look so worn out.
---Nothing serious. I my new house all day and I’m afraid I won’t finish until tomorrow afternoon.

同类题5

判断对错(估一估，下面的结果对吗？)

804÷2=42

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