operate on sb. /somewhere 做外科手术

operation n. 操作；实施；手术

operation on 动手术

这位病人患的是什么病？

She suffered a defeat in her studies.

(1)The motor ___________(运转)smoothly.

(2)That business ___________(经营)in several countries and regions.

(3)The surgeon is going to __________(动手术)on her in the morning.

(4)I don't understand how to ___________(操作)this machine.

(5)The doctors operated on her stomach.(英译汉)

__________________________________

(6)昨天给他做了一次手术。(写作小练笔：主谓+介词)

__________________________________

考点6. date back回溯至

Dating back to the Qin Dynasty(221-207 BC), the traditional crosstalk shows, or xiangshen shows, have made people all over China roar with laughter for centuries.

But the swimming pool has a long history, too, dating back to ancient times.

当然游泳池自身也同样具有很悠久的历史，而这个历史可以追溯到古代。

operates

operates

operate

operate

医生给她的胃动了手术。

They operated on him yesterday.

date back (to) 始自某时期，建于......

date from 始自某时期

cast back 追溯, 回想; 退回; 恢复

(1)This church ____________(追溯到)to 1173.

(2)The custom ____________(始于)the time when men wore swords.

(3)The house _________________________(追溯到)the seventeenth

century.

(4)The temple has a long history, dating back to the early period of

the Tang Dynasty.(英译汉)

___________________________________________

考点7. look on...as 把......看作

I decided to look on the whole matter as a great joke!

I look on the matter as most unusual.

我认为这件事极不寻常。