猜你喜欢
- 1what time is your mother's birthday?改错
- 2i think i _____being a reporter because i like communicating with other people
- 3The teacher gave some cargs ( ) some flowers ( )his students.用介词
- 4小丽攒钱想买一套4本的《百科知识》丛书，总价是23.2元．小丽攒够了钱去书店买书，刚巧碰上书店促销，《百科知识》丛书只售17.4元，小丽就用剩下的钱买了2个笔记本．
- 5一个长方体油箱里有半箱油,正好是18升.已知油箱的底面积是8平方分米,这个油箱深多少米?
- 6After many years of hard work ,we have finally made some progress towards success .lt is a gre...
- 7高二化学有机物命名2,2,3,3-四甲基戊烷怎么写结构简式在线等谢了
- 8在一个圆形花坛的周围铺一圈1米宽的石子路,已知花坛的直径为4米,这条路的面积是多少平方米?
- 9已知a与b互为相反数,c与d互为倒数,X的绝对值等于2.求2（a+b）-x+cd/3的值.
- 10已知函数y=a+bcos x（b>0）的最大值为3/2,最小值为-1/2,求函数y=-4asin x+b的最大值?