once [wʌns]
① adv. 曾经，以前= long long ago 很久以前
This book was famous once, but nobody reads it today.
= 一次
I visited my mother once a month.
twice/three times
② conj. 连接从句，表示“一旦”
Once she decides to do something, you won't change her mind.
temptation [tempˈteɪʃn] n. 诱惑
With an effort of will he said no to the temptation.
the temptation to do sth. ……的诱惑
temptation to steal 偷窃的诱惑
resist the temptation to do sth. 抵抗……的诱惑
I can't resist the temptation to laugh.
tempt v. 诱惑；尝试
article [ˈɑːtɪkl] n. 物品，东西
① n. 文章；冠词
This is a good article.
In English, 'a' and 'an' are called the indefinite article.
② n. 物品, 东西（强调的是商店里的一个一个的东西, 是可数名词）
The thief stole some articles from the shop.
wrap [ræp] v. 包裹
wrap sth. up 把……打包
Please wrap them (up) for me.
He spent the evening wrapping up the Christmas presents.
pack v. 打包（指为了携带, 运输的方便而打包）
I will take/get/have it. Please wrap them for me. / Please pack them for me.
arrest [əˈrest]
① vt. 逮捕，扣留
When she was arrested, she refused to say anything.
The criminal was arrested. （criminal n. 罪犯, 犯罪者；adj. 犯罪的, 犯法的）
② n. 逮捕，扣留
be under arrest 被逮捕
Tony is under arrest now.
under control 被控制
③ vt. 吸引（注意等）
arrest one's attention 吸引某人的注意
The beauty of the woods arrested the tourists.
He was arrested by her words.
初中重要句式：
It be+形容词+for sb. to do sth. 对某人来说做什么事是什么样的。
注意区分：It be+ adj. of sb. to do sth.
It + be + 名词 + for+名词/代词/动名词/to do sth.
It’s a good season to swim in summer.
(= It’s a good season for swimming summer.)
It’s time for you to go home.
初中知识点：as … as
1. as...as结构的基本意思是“与……一样”，其中接形容词或副词的原级，在否定句中，第一个as也可换成so。
2. 若涉及数量或程度，可用“as much+不可数名词+as”和“as many+可数名词复数+as”。
There are not as many restaurants as there were.现在餐馆没有过去多了。
3. as...as接形容词时，有时该形容词还可修饰另一名词，但这个名词应带有不定冠词（注意词序）。
I have as good a voice as you.我的声音和你一样好。
初中知识点：little和a little的用法
little和a little与不可数名词一起使用。little表示否定，有“几乎一点儿也没有”的含义，在口语中常用 not much；a little表示肯定，具有some的含义。
He has (very) little hope of winning this race.
=He hasn’t much hope of winning this race.
Have we got any bread?
Yes, there’s a little/some in the fridge.
初中知识点：few和a few的用法
few和a few与复数可数名词连用。few表示否定，与little相似，在口语中多用not many；a few表示肯定，有some的含义。
They had few guests last weekend.
They didn’t have many guests last weekend.
little的比较级为less，few的比较级为fewer。
During the holiday, there is less noise in the building.
There are fewer travelers than there usually are.
A and One
不定冠词a通常用于表示不确定的人或事物以及第一次提到的人或事物，a强调的是后面的名词； one强调的是 “一个” 的意思：
It was one apple I ate, not two.
There is a book and a pen on the desk.
不表示强调时，a和one有时可以互换：
She will come home in a/one week’s time.
叙述故事时常将one+表示时间的名词用于句首，而不用 a：
One Monday, he went to the office as usual.
考题链接：
1. Bad habits, ______ formed, are difficult to get rid of.
A. and B. once C. or D. but
2. It’s difficult to ____ temptation.
A. avoid B. fight C. resist D. stand
3. The students didn’t find much _____ about topic on that websites.
A. report B. article C. information D. story
4. The criminal _______ (arrest) for a murder.