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- 1Tom invited his friend to come to his party.改为同义句,tom _his friend _come to his party
- 2在棱长为1的正方体ABCD-A1B1C1D1中. (1)求:点A到平面BD1的距离; (2)求点A1到平面AB1D1的距离; (3)求平面AB1D1与平面BC1D的距离; (4)求直线AB到CDA1B1的距离.
- 3一立方米等于几吨?
- 4一个小正方体的六个面上分别写有数字1.2.2.3.3.3投筛若干次 (1)数字2朝上的次数约占总投
- 5can't stop love you 和 can't stop loving you 有什么区别
- 6中译英:离开中国去美国
- 7当x为何值时,1、4/8-x有意义 2、分式1-x/2x^2+1的值为负数 3、x+2/x的绝对值-2的值为-1?
- 8“冰冻三尺非一日之寒,”后一句是什么?
- 9一个同学从家到学校没分钟60米的速度走了5分钟,如果按这样的速度走下去,他到学校迟到了3分钟,于是他改
- 10I took my first uneasy look at what was to be my only means of transportation for several hours