New words：

classical /ˈklæsɪkl/ adj. 古典的

Sample Sentences：

Classical buildings have big columns.
He prefers classical music to pop music.
Mozart and Beethoven are great classical composers.

column /ˈkɒləm/ n. 柱；柱形物

New words：

classic [ˈklæsɪk]
n.名著；优秀的典范
adj.经典的；典型的

Sample Sentences：

He enjoys reading the classics in his free time.
He gave a classic example to explain the theory.
This is a classic novel that everyone should read.
It’s a classic mistake that new learners often make.

theory [ˈθiəri] n. 理论；原理；学说；原则

New words：

hurricane [ˈhʌrɪˌkeɪn ]n.（尤指西大西洋的）飓风

Sample Sentences：

The hurricane destroyed the whole village.
We stored water and food for the hurricane.
After the hurricane, volunteers came to help.

New words：

urgent [ˈɜrdʒənt] adj. 紧急的；紧迫的；迫切的；
urgently ['ɜːdʒəntli] adv. 紧急地；急迫地
urgency [ˈɜrdʒənsi] n. 紧急；紧迫性

Sample Sentences：

Can I see you for a moment?’ ‘Is it urgent?’
The money could be better spent on more urgent cases.

I need to speak to her urgently.
He urgently begged a favour of me.

The storm urgency to our plans to leave.
There’s no urgency — we can take our time.

New words：

rooster [ˈrustər] n. 公鸡；雄鸡

Sample Sentences：

The rooster's crow woke me.
I was born in the year of the Rooster.
Roosters usually crow in the early morning.