New words：

coincidence [koʊˈɪnsɪdəns] n. 巧合；一致

Sample Sentences：

What a coincidence to meet you here!
It’s a coincidence that we both like the same song.
I didn’t plan to see her—our meeting was a total coincidence.

New words：

mere [mɪr] adj. 只不过；仅仅的；
merely [ˈmɪrli] adv. 仅仅；只不过

Sample Sentences：

It took her a mere 20 minutes to win.
The mere thought of exams makes me nervous.

It’s merely a coincidence, not a plan.
He said nothing, merely smiled and watched her.

coincidence [koʊˈɪnsɪdəns] n. 巧合；一致

New words：

favor [ˈfeɪvər]
favour [ˈfeɪvər]
v.偏爱；更喜欢、倾向于；有利于；赞成；
n.恩惠；帮助；偏爱；喜爱；好感；赞成

do someone a favor 帮某人一个忙
ask a favor of 向某人求助；请求某人帮忙
in favor of 支持；赞成；有利于

Sample Sentences：

Warm weather favors the growth of plants.
He favors taking the bus instead of driving.
Most students are in favor of longer lunch breaks.

Could you do me a favor and pass the salt?
She asked a favor of her brother to fix her bike.
Parents should avoid showing favor to one child over another.

New words：

withdraw [wɪðˈdrɔ] v.撤回；取款；撤离；

Sample Sentences：

She withdrew $200 from the bank.
He decided to withdraw her application.
The team withdrew from the competition.
The general ordered his men to withdraw in three hours.

New words：

wonder [ˈwʌndə(r)]
v.想知道；惊讶；惊叹；琢磨
n.奇迹；惊讶；惊奇；奇观

No wonder​​ 难怪
​​In wonder​​ 惊讶地

Sample Sentences：

I wonder who she is.
He looked at me in wonder.
She ​​wondered​​ if he would come to the party.

It’s a ​​wonder​​ he survived the accident!
"No ​​wonder​​ you’re tired—you worked all night!"
The Great Wall is one of the ​​wonders​​ of the world.