猜你喜欢
- 1what's the matter with she she looks sad改正错误
- 2用数学归纳法证明3^2+5^2+.+(2n+1)^2=n/3()4n^+12n+11)
- 3一种商品按标价卖出可得利润960元,如果按标价的80%出售,就比成本价亏损832元.请问这种商品的成本价是多少元?
- 4People who drink wine ___to drive after May Day.
- 5英文智力题 what is it that found in the every center of America and Australia?
- 6以知绝对值a等于3,绝对值b等于5.a-b的绝对值等于绝对值a加绝对值b,求a+b和a-b的值
- 7The project requires more labor than * because it is extremely difficult.
- 8蛋白质可以分解成哪些氨基酸
- 91、有两桶花生油,甲桶的质量是乙桶的1.5倍,如果甲桶用去2.5千克,则两桶油的质量正好一样.原来两桶油的质量各是多少千克?
- 10shall we clean the classroom now 后有now前面的动词clean