New Words：

miner ['mainə] n. 矿工；采矿者

Sample Sentences：

He was a miner all his working life.
The miners were trapped deep underground.
He is a coal miner and his job is dirty and dangerous

New Words：

pan [pæn] v.（用淘选盘）淘洗；淘（金）

Sample Sentences：

They panned off the sand and dirt.
Every year they panned about a ton and a half of gold.
Some old miners are still panning for gold in the streams.

miner ['mainə] n. 矿工

New Words：

adult ['ædʌlt]
n.成人；成年人；成年动物
adj.成年的；成熟的；理智的；成人的

Sample Sentences：

He'd spent all his adult life in the army.
We should do our best to develop the adult education.

Children and adult shall have equal rights.
Anyone over eighteen years of age counts as adult.

New Words：

appoint [əˈpɔɪnt] v. 任命；委任；安排；约定(时间、地点)

Sample Sentences：

We must appoint a day to meet again.
They have appointed a new head teacher at my son's school.
Maybe we can appoint Simpson instead of Jackson to do that job.

New Words：

homeless ['həumlis]
adj.无家可归的
n.无家可归的人；流浪汉

Sample Sentences：

It is so generous of him to give money to the homeless.
London is full of homeless people begging in the streets.
Floods in that country made thousands of people homeless.