New Words：

advertise ['ædvətaiz] v. 做广告；登广告；宣传
advertising ['ædvə.taiziŋ] n. 做广告；广告业；广告活动

Sample Sentences：

If you want to sell your product you must advertise it.
We sold the car through advertising in the local paper.
We should advertise for someone to look after our children.

New Words：

advertisement [əd'və:tismənt] n.广告；广告宣传

Sample Sentences：

His eyes fell upon an advertisement in the magazine.
We placed an advertisement for a cleaner in the local paper.
If you want to sell your old sofa, why not put an advertisement in the local newspaper?

New Words：

extra ['ekstrə] adj. 额外的

Sample Sentences：

Take extra care on the roads this evening.
You need to be extra careful not to make any mistakes.
A lot of parents give their kids extra classes and extra homework.

New Words：

flavour ['fleivə] 英 n. 风味；滋味；气味
flavor [ˈfleɪvər] 美 n. 风味；滋味；气味

Sample Sentences：

I don't like the flavour of onion.
The tomatoes give extra flavour to the sauce.
Today you can buy hundreds of flavours of ice-cream.

extra ['ekstrə] adj. 额外的

New Words：

melt [melt] v.融化；消散；（使）软化

Sample Sentences：

The sun melted the snow.
The little girl's tears melted his heart.
The ice will melt when the sun shines on it.
The melted cheese was creamy and sticky.
The clouds melted away,and the sun came out.

creamy ['kri:mi] adj.像奶油的；光滑细腻的；含乳脂的；奶油色的
sticky ['stiki] adj.粘的, 闷热的, 困难的, 令人不满意的