②Have you kept_in_contact_with your classmates after graduation?

　　你毕业后和同学们还保持联系吗？

　　③Though we live in the same city, we have lost_contact_with_each other since graduation.

　　虽然我们住在同一座城市，但自从毕业后我们彼此就失去联系了。

　　④In her job she often comes_into_contact_with (＝ meets) lawyers.

　　工作中他常接触律师。

　　[名师点津]　keep/be in contact with和be out of contact with表状态，可和时间段连用；而get into / make contact with, lose contact with表示动作，不能和时间段连用。

　　2．(教材P17)Well, it's a disk to replace our textbook.

　　这是一个取代我们课本的磁盘。

　　replace vt.替换，取代；把......放回原处；代替

　　(1)replace B with/by A　　　 用A代替B

　　 (2)take the place of 代替，取代

　　take one's place 就座；取代某人

　　in place of 代替

　　①When you have finished the book, replace it on the shelf.

　　看完这本书后，把它放回书架。

　　②I'll replace my old house with a new one when I get enough money.

　　等我有了足够的钱，我要把我的旧房换成新的。

　　③Who will replace Mr Li to give us English lessons?

　　＝Who will take_the_place_of Mr Li to give us English lessons?

　　＝Who will take_Mr_Li's_place to give us English lessons?

　　＝Who will give us English lessons in_place_of Mr Li?

　　谁来代替李先生给我们上英语课？

　　④No one can take the place of my father.

　　＝ No one can take_my_father's_place.

　　没有人能代替父亲的位置。

　　3．(教材P18)Usually, a currency is associated with one country only so it is easier to find images and symbols to put on the coins and notes.

　　一般说来，一种货币只与一个国家相关，因此找到印制在硬币或纸币上的典型形象并不难。

　　associate vt. & vi.(在思想上)把......联系在一起；使结合在一起；交往

(1)associate ... with ...　　 把......和......联系在一起