猜你喜欢
- 1Just Try to smile and fight against the storm.There is nothing can be more beautiful than the rainbo
- 2修一条路,原计划投资56万元,实际比原计划节约投资25%,修这条路实际比原计划节约投
- 3若a≥0,b≥0,且当x≥0y≥0x+y≤1时,恒有ax+by≤1,则以a,b为坐标的点P(a,b)所形成的平面区域的面积是( ) A.12 B.π4 C.1 D.π2
- 4李师傅加工2400个零件,计划若干天完成.在实际加工中,由于采用了新设备,工作效率提高1倍,结果提前4...
- 5铁元素基态原子核外未成对电子数有_个
- 6truelove never runs smooth
- 7一块500平方米的菜地,4种蔬菜的种植面积分布如右图.黄瓜30%,油菜20%,西红柿35%,芹菜15%.
- 8把1、2、3、4、6、7、8、9这八个数填在下边得表格里,使横行、竖行和斜行的三个数相加都得15.中间的数是5
- 9We really hope to have a number one hit some day.翻译
- 10How ___ is the river?-----The river is 300 miles in ___.(长)