Please remind me ___ go without him tomorrow.
A.don’t
B.not to
C.shouldn’t
D.to not
答案:B
(1)求直线3x-2y+1=0和x+3y+4=0的交点坐标.
(2)求通过上述交点,并同直线x+3y+4=0垂直的直线方程.
了解武士道,就需要从下列哪一项入手:()
A、忠
B、勇
C、风雅
D、以上答案都正确