A:木已成舟
B:花香四溢
C:蜡炬成灰
D:滴水成冰
关于晶体和非晶体下列说法中错误的是( )
I will never forget the day____ we spent in the old town with small houses.
计算:(3x﹣1)(x﹣2)=____
单词拼写。