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- 1求函数y=2x-根号下x-1 的值域
- 2this is the first lesson=this is________.
- 3已知三角形abc的面积为S,且a的平方+b的平方-ab=c的平方=2根号3S.
- 4有助于回答者给出准确的答案水在任何时候都会热胀冷缩吗?
- 5有两个大于1的自然数,它们的最大公因数是1,最小公倍数是65
- 6They must have done their homework yesterday,___?
- 7某轮船顺流航行3h逆流航行5h,已知轮船在静水中速度为akm/h水流速度为bkm/h轮船一共航行了 km
- 8The school made____a rule to make every student on time.A / B it C this D that
- 9爸爸我想对你说作文（只要300字左右）
- 10I think it's really a beautiful city.这句为什么really在a前面呢,