上学路上，看见同学被围殴。此时，正确的做法是（ ）
A：少管闲事，继续赶路上学
B：及时报告老师或拨打“110”
C：不顾一切的上前搏斗
D：驻足围观起哄
But it's to big for me
A B C
Chen Yunlin said that the two sides across the Taiwan Straits would overcome the difficulties________they joined hands to find solutions and help each other.
用化学符号表示：2个镁离子____ ，2个氯离子____ 。
I want to buy a new dress.
