当暴风雨来临时.你正在做什么?
我记得在七年级时见过你们所有的人.( remember doing )
当陌生人遇到麻烦时我们应该帮忙吗? ( should )
No matter how hard your situation is, you had better not give up.
A true friend reaches for your hand and touches your heart.
Maybe you are just one of millions in the world, but to me, you are the (整体的) world.