New Words：

lord [lɔːrd] n. 主；主人；领主；大人

Sample Sentences：

My lord, the king wants to see you.
A Lord is someone who is a master or ruler.
Good Lord, what have you done to your hair!
She married a lord and lives in this huge house.

master ['mɑ:stə] n. 主人

New Words：

seek [si:k] v. 寻找;寻求
sought [sɔ:t] seek的过去式和过去分词

Sample Sentences：

He sought out his friend in/among the crowd.
We must seek for a solution to the problem.
You can ask your boss for help or seek advice from others.

New Words：

worth [wɜːrθ]
n.价值, 财富
adj.值得的, 值钱的

worthless [ˈwɜrθləs] adj. 没用的；无价值的

Sample Sentences：

Don't read worthless books.
That book is not worth reading.
This necklace is worth about 1, 000 US dollars.
When the well's dry,we know the worth of water.
We are seeking answers to "What is my life worth? "

New Words：

value ['vælju:] n. 价值；价格；重要性
valuable ['væljuəbl] adj. 有价值的；宝贵的；贵重的

Sample Sentences：

It's very good value for money.
We do not know the value of health till we lose it.

Real friendship is more valuable than money.
He bought me a valuable diamond ring as a birthday present.

New Words：

waiter ['weitə] n. 侍者, (男)服务员
waitress ['weitris] n. 女侍者, 女服务员

Sample Sentences：

The waiter came to take their order.
He asked the waiter to bring him a cup of tea.

She doesn't want to serve as a waitress in the restaurant.
The waitress brought the ice cream, put the bill on the table, and walked away.