New words：
suit [sut]
v.适合；合适；使适宜
n.套装；西装；西服
Sample Sentences：
If we met at 2, would that suit you?
Blue suits you. You should wear it more often.
My suit needs pressing.
It is not necessary to wear a business suit.
My mom bought me a suit as a gift, which made me feel happy.
New words：
ballet /ˈbæleɪ/ n. 芭蕾舞；芭蕾舞团；芭蕾舞剧
Sample Sentences：
Ballet dancers practise their skill every day.
My sister dreams of becoming a famous ballet dancer one day.
She wants to join the school's ballet club to make more friends who love dancing.
New words：
subject [ˈsʌbˌdʒekt] n.学科；主题；问题；话题；科目；主语；主体
Sample Sentences：
A subject usually comes before the verb in an English sentence.
We have seven subjects this term, including history and physics.
The artist chose a beautiful landscape as the subject of his painting.
The subject of our discussion today is about environmental protection.
New words：
background [ˈbækˌɡraʊnd] n.背景；底色；幕后；经历
Sample Sentences：
Let me tell you the background of this story.
People from different backgrounds can be good friends.
The job would suit someone with a business background.
The mountain is the main subject, and the sky is the background.
subject [ˈsʌbˌdʒekt] n.学科；主题；问题；话题；科目；主语；主体
New words：
awful /ˈɔːfl/ adj.糟糕的；很坏的；非常的
Sample Sentences：
The weather was awful.
That fridge smells awful.
I feel awful about forgetting her birthday.