The problem being discussed is of great importance. （being discussed所表示的被动动作正在发生）

The problem discussed yesterday is of great importance. （discussed所表示的被动动作已经发生）

【即学即练】

I. 用括号内动词的正确形式填空。

1. Although I don't particularly mind ________ (ask) about my accent, I don't actively like it.

2. Nowadays everyone ________ (encourage) to ride bicycles more and drive less.

3. ________ (surround) by beautiful countryside, great friends and a wonderful family, you couldn't get bored.

4. The house ________ (build) right now is a big project.

5. The wounded man insisted on ________ (treat) by Dr. Smith.

6. The famous singer always wears sunglasses. Therefore, she can go shopping without ________ (recognize).

II. 用括号内动词的正确形式完成下面短文。

　　We were spies but we 1. ________ (employ) as diplomats (外教官) in the Embassy. The international situation was getting worse all the time and on Friday 27th we realized we had to leave the country. We had to avoid 2. ________ (catch) or we would have been shot. On our way to the airport we 3. ________ (stop) three times by army patrols. I can remember 4. ________ (question) for fifteen minutes before our interrogators (审问者) were called away. We 5. ________ (tell) to wait until they came back but we could see our plane through the window ...

答案

I. 1. being asked 2. is (being) encouraged 3. Surrounded / Being surrounded

　4. being built 5. being treated 6. being recognized

II. 1. were employed 2. being caught 3. were stopped

　4. being questioned 5. were told