New Words：

clock [klɒk] 时钟;钟
o'clock [əˈklɒk] (表示整点)…点钟

Sample Sentences：

This clock doesn't go.
That clock is ten minutes fast.
The clock said four minutes past eleven.

I go to work at 8 o'clock.
The clock said three o'clock.
I have a history class at 9 o'clock.

New Words：

visit [ˈvɪzɪt] 访问;拜访;看望;参观

Sample Sentences:

It's my first visit to New York.
I'll visit her if I have time.
He was visited by an old friend from Iraq.
People come to visit the castle every day.
One weekend, I went to visit my grandparents in the countryside.
If you want to know more about me, please visit my website.

New Words:

coal [kəʊl] 煤
soon [suːn] 很快;马上;不久
move [muːv] 移动

Sample Sentences:

I put more coal on the fire.
Wind power is cleaner than coal.

I'll come and see you soon.
You'll soon feel well again.

I can't move my fingers.
Don't move the things on my table.
I can only move it with your help.

New Words：

pay [peɪ] n.工资;薪水。 v.付费；偿还；交纳；付酬
paid [peɪd] v.pay的过去分词和过去式。 adj.有偿的；付费的；有报酬的；有薪金的
price [praɪs] 价格;价钱

I'm paid $100 a day.
I'll pay for the tickets.
They are paid by the hour.
Her parents paid for her to go to Canada.
Her job is hard work, but the pay is good.

Did you ask the price?
What price did you pay for this desk?
How much are these? They don't have a price on them.

New Words：

hill [hɪl] 山丘;小山
mountain [ˈmaʊntn] 高山;山岳
gas [ɡæs] 煤气;天然气

Can you find Black Hill on the map?
We climbed to the top of the hill.

What's the highest mountain in the US?
Snow was falling on the mountain tops.

The price of gas rose.
Gas rose in price.
Gas is coming down in price.
Gas is cheaper than coal.