A: Do you think we can overcome the problem?

B: Well, we must look for a practicable solution first.

practicable a. 可行的，适用的

A: How long have you been a doctor?

B: I have been a practitioner for five years.

practitioner n. 开业者（尤指医师、律师等）

A: Do you have prairies in your country?

B: No, only large fields.

prairie n.（尤指北美的）大草原

A: Does this dish have meat in it?

B: Well, there are some prawns , do you eat fish?

prawn n. 对虾，明虾

A: Please don’t peach to me.

B: I wasn’t, I was just sharing my opinion.

preach vt. 1. 宣讲（教义），布（道）

2. 竭力鼓吹，宣传

vi. 布道，说教

A: That cliff looks precarious .

B: Yes, so don’t go near it.

precarious a. 1. 不安全的，充满危险的

2. 不牢靠的，不稳固的

A: Drinks will precede the main meal.

B: So where shall we gather first?

precede vt. 在……之前，先于

A: The case was historic.

B: Why, did it set a precedent ?

precedent n. 1. 先例，范例，判例

2. 惯例

A: Did Mr. Smith win the election?

B: No, he precipitated his downfall long ago.

precipitate vt. 1.（突如其来地）使发生，促成

2. 使沉淀，使沉析

n. 沉淀物

a. 突如其来的

A: Did the case reach a conclusion?

B: No, the lack of firm evidence precluded a final decision.

preclude vt. 阻止，排除，妨碍

A: Did you meet your predecessors before entering this company?

B: No, they left before I arrived.

predecessor n. 1. 前任，前辈

2.（被取代的）原有事物，前身

A: You rarely agree with the majority.

B: Just because ideas are predominant , it does not make them right.

predominant a. 1. 占主导地位的，显著的

2.（在数量等方面）占优势的，占绝大多数的

A: What is the prefix to your local telephone number?

B: I’m not sure, you better check the phone book.

prefix n. 1. 前缀

2.（人名前的）称谓

vi. 1. 加……作为前缀

2. 把……置于前面