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- 1If you are having trouble viewing this email,please click here.Sign up for Insider updates Hello,
- 2Do you know anything more about bats?
- 3he carried the bed on to the roof of his house.这里的on to可以点到吗
- 4判断题:一个数(O除外)除以真分数,商大于被除数.这句话对还是错?
- 5分数20/30的分子和分母的最大公因数是_; 分数8/9和7/10的分母的最小公倍数是_.
- 6飞机在空中飞行留下的长长尾巴是什么原理
- 7标准状况下CH4和过量的O2的混合气体840ML,点燃,将燃烧后的气体用过量碱石灰吸收,碱石灰增重0.6克
- 8He likes to dance rather than _________ A.singing B.sing C.to sing D.sings
- 9there are a lot of person in the hall 哪错了
- 10圆环的外圆周长C1=250cm,内圆周长C2=150cm,求圆环的宽度d.