科目:初中数学 来源: 题型:
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科目:初中数学 来源: 题型:
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科目:初中数学 来源: 题型:阅读理解
A.their school life |
B.some interesting news |
C.their life in the past |
D.their life in the future |
A.do most of the work instead of people |
B.do some of the work instead of people |
C.do as much work as people |
D.do as 1ittle work as people |
A.only Fred hopes to fly to the moon |
B.both of them hope to fly to the moon |
C.one of them hopes to fly to the moon |
D.neither of them hopes to fly to the moon |
A.he liked fish very much |
B.he would like to live under the sea like a fish |
C.he would go fishing under the sea |
D.he would spend a few days on the moon |
A.People will be able to fly to the moon in a spaceship. |
B.People will have more holidays. |
C.Many people will live and work under the sea. |
D.All the factories and farms will be built under the sea. |
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科目:初中数学 来源: 题型:解答题
出现字母的个数 | 100 | 150 | 200 | 250 | 300 | 350 | 400 |
出现字母a的频数 | |||||||
出现字母a的频率 | |||||||
出现字母b的频数 | |||||||
出现字母b的频率 |
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