重点讲解：
1. all the time
一直；始终；
eg. We can't be together all the time.
我们不能始终在一起。
eg. I get the two of them mixed up all the time, they're so similar.
我一直把他们俩弄混，他俩太像了。
2. playoff
（常规赛季之后的）季后赛；
eg. The winner will face the Oakland A's in the playoffs this weekend.
获胜者将在本周末的季后赛中对阵奥克兰运动者队。
eg. I know this gonna be a tough game, they got motivation and want to be in playoff.
我知道这会是一场艰苦的比赛，对手有动力，他们想进季后赛。
3. it's time for sb. to do sth.
做某事的合适时候；
eg. It was time for him to go to work.
他该去上班了。
eg. The holidays will be a good time for him to catch up with the others.
假期将是他补习功课的好机会。
