重点讲解：
1. when it comes to 谈到；涉及；
例句：You may not be weak, but when it comes to money, you get wimpy.
你也许不是一个无能的人，但是说到挣钱，你可能并不在行0@b6gpMV&GkJSX。
2. pick up 拿起；提起；拾起；捡起；
例句：She stooped to pick up a piece of paper.
她弯腰捡起一张纸)VnEv-ldAKkX。
3. on average 平均起来；按平均值；
例句：On average, she said, women do two-thirds of the housework and three-fourths of the child care.
她说，平均来算，女人承担三分之二的家务和四分之三的孩子养育工作_6h3(s86ST!Eg25(Zk。
4. manage to do sth. 设法做到；成功完成；
例句：I wonder how he could manage to possess himself of that secret.
真不知他是怎样把那秘密弄到手的AHi&BE._5jP)cU8eJA。