New words：

communist ['kɑmjənɪst]
n.共产主义者；共产主义的支持者；共产党党员
adj.共产主义(者)的；共产党(员)的

the Communist Party 共产党
the Communist Party of China 中国共产党
the Communist Party of Soviet Union 苏联共产党 [ˈsoʊviet]

Sample Sentences：

A communist is someone who believes in communism.
The Communist Party of China was founded in 1921.
The Communist Party of China (CPC) has helped China achieve great achievements.

party [ˈpɑrti] n. 政党；党派
found [faʊnd] v. 建立；创建；创立；成立
communism ['kɒmjunɪzəm] n. 共产主义；共产主义制度

New words：

drawback [ˈdrɔˌbæk] n. 缺点；不利条件；弊端

Sample Sentences：

Everything has its drawback.
Living in a small city has benefits and drawbacks.
He felt the apartment's only drawback was that it was too small.

apartment [əˈpɑrtmənt] n. 公寓；房间；公寓楼

New words：

converse [ˈkɑnˌvɜrs] v. 交谈
conversation [ˌkɑnvərˈseɪʃ(ə)n] n.（非正式）交谈，谈话；会话

Sample Sentences：

The students converse with each other in english.
The two scientists conversed about their new research.

I'm learning English conversation.
The main topic of conversation was Tom's new teacher.

New words：

fluency [ˈfluənsi] n. 流利；熟练自如；流畅

Sample Sentences：

He speaks Englih and French with equal fluency.
His fluency in Chinese surprised all his classmates.
My goal this term is to achieve fluency in basic Japanese conversations.

conversation [ˌkɑnvərˈseɪʃ(ə)n] n.（非正式）交谈，谈话；会话

New words：

comedy [ˈkɑmədi] n.喜剧；喜剧片；滑稽；幽默

Sample Sentences：

Our school will put on a comedy next month.
This comedy is so funny that I’ve watched it twice.
She likes reading comedies because they always make her happy.