【简答题】Part A Suppose your neighbor Uncle Li feeds many pigeons in his corridor, which interferes with your daily life quite a lot. You have communicated with Uncle Li, but he refused to move away the pigeon...
【简答题】在□里填上合适的数字 ①□÷3=31…2 ②□÷3=□…□ ③□÷4=22…□ ④□÷□=□…3 ⑤□÷□=18…4 ⑥□÷□=12…□
【单选题】已知小鸭游泳班的年龄依次为3、2、4、3、3、31、27、31、28、31,众数是( )
【单选题】椭圆11x 2 +20y 2 =220的焦点坐标是( )
【简答题】Part A Suppose your neighbor Uncle Li feeds many pigeons in the corridor, which interferes with your daily life quite a lot. You have communicated with him several times, but he refused to move away t...
【简答题】已知: a= 3 4 + 3 2 + 3 1 ,那么 3 a + 3 a 2 + 1 a 3 =______.
【单选题】In many states of America, a neighbor may ______ you with playing your radio too loudly.
【简答题】(1)2×(-3) 3 -4×(-3)+15; (2)( 1 2 - 5 9 + 7 12 )×(-36); (3)已知1+2+3+…+31+32+33=17×33,求 1-3+2-6+3-9+4-12+…+31-93+32-96+33-99的值.
【简答题】写出下列服装部位或服装代号的部位名称。胸围 ,腰围线 ,袖窿弧线 , H , NP , BP 。
【单选题】若tan10°=m,则tan50°=( )