1 . 听下面一段对白，回答以下小题。
1. Why did Murphy go to a doctor?

A．He failed to see anything.

B．He needed some help.

C．He became deaf.

2. What was Betty doing at home?

A．Cooking a meal.

B．Having dinner.

C．Laying the table.

3. What can we say about Betty?

A．She’s generous.

B．She’s nervous.

C．She’s impatient.

4. What is the speaker doing?

A．Introducing a treatment.

B．Giving a speech.

C．Telling a story.