New Words：

drawbridge ['drɔ:.bridʒ] n.吊桥
glass bead [bi:d] 玻璃珠

Sample Sentences：

They raised the drawbridge, I have no way out.
The knight rode over the drawbridge into the castle.
She accidentally swallowed a glass bead.

accidentally [.æksi'dentəli] adv. 偶然地, 意外地

New Words：

grand [grænd] adj. 重大的, 豪华的, 宏伟的, 壮丽的
phrase [freiz] n. 短语；词组；习语；成语

Sample Sentences：

He lives in a grand house.
How grand the mountains look in the early evening!

Which words or phrases do you like best?
Our teacher told us to make sentences with these phrases.

New Words：

ruin ['ruin]
n.破产；毁灭；破坏；废墟；遗迹
v.毁灭；破坏；毁坏；糟蹋

Sample Sentences：

The flood ruined the crops.
The heavy rain ruined our holiday.
The country was ruined by the war.

The old castle is now little more than a ruin.
They have created a new factory out of an old ruin.

New Words：

plug [plʌɡ]
n.插头；插座；塞子
v.堵塞；封堵；插上插头

Sample Sentences：

She pulled the plug to let out the water.
They used electricity from a plug in the garage.

He plugged his ears with cotton balls.
Will you plug in the TV for me?

New Words：

invent [in'vent] v. 发明；创造
invention [in'venʃən] n.发明；创造

Sample Sentences：

Edison invented the electric light.
Can you tell me who invented the telephone?
Which of these do you think is the most useful invention?