Unit4 Welcome-Reading（解析版）
【目标导航】
重点单词匹配中英文意思
(  )1.yogurt        A．vi.昏倒；倒塌  n．塌陷；昏倒；突然失败
(  )2.collapse      B．n.酸奶
(  )3.immediately      C．n.当局，官方；权力
(  )4.authority      D．adv.立即，马上  conj.一……就
(  )5.prove      E.  adv.稍微，略微
(  )6.slightly      F．vt.证明，证实  linking v．后来被发现是
(  )7.nutrition      G．vi.起作用，正常工作，运转  n．作用，功能，职能
(  )8.function      H．n.营养
(  )9.aspect      I．n.官员，要员  adj.公务的，公职的；正式的，官方的
(  )10.official      J．n.方面，层面
【答案】1－5　BADCF　6－10　EHGJI
选择下列句中词组的汉语意思
A．强身健体  　B．减肥，变苗条　C．吸收      D．而不是  E．担心，担忧  F．求助于
(  )1.They really look delicious，but I have to slim down.
(  )2.Our club plans to take in 20 new members.
(  )3.My cousin must have made an effort to get into shape.
(  )4.With no one to turn to in her difficult times，my mother felt bad.
(  )5.Parents are all concerned aboutweight代表什么意思 their children.
(  )6.I think I'll have a cold drink rather than coffee.
【答案】1－6　BCAFED
【知识精讲】
词组集锦
1.negative thoughts 消极的想法
2.physical appearance外貌
3.stay up熬夜
4.skip breakfast不吃早饭
5.There is growing concern about weight problems among senior high school students.高中生的体重问题受到了越来越多的关注。
6.skip meals不吃饭
7.pass out昏厥
8.make a full recovery全面康复
9.struggle with eating problems与饮食问题作斗争
10.reach her target weight达到她的目标体重
11.have trouble concentrating in class上课很难集中注意力
12.take weight-loss medicine吃
13.be concerned about对...感到忧虑; 关心
14.the side effects of losing weight too quickly减肥过快的副作用
15.warn sb. against doing sth. 警告某人不能做某事
16.take in摄入
17.get into shape塑身
重要单词讲解
1. skip /skɪp/ vt.不做（应做的事情等）；跳过vi.蹦蹦跳跳地走；略过(43)
【原句背诵】Carol often skips breakfast.
【拓展】
skip off/out 溜走；突然离去      skip over  略过；遗漏；作短期旅行
【例句】
It is important not to skip meals.
They saw the man with a little girl skipping along behind him.
She decided to skip the afternoon’s class.
She gave a skip and a jump and was off down the street.
2. pass out 昏迷，失去知觉 (44)
【原句背诵】She then passed out in her morning PE lesson and was rushed to hospital.
【拓展】
pass away  去世；停止；度过                          pass by  经过；走过；逝去
pass through  穿过……；通过……                      pass on  传递；继续；去世
pass the time  打发时间；消磨时光                      pass up 向上推；拒绝；放弃
【例句】
He felt sick and dizzy and then passed out.
She suffered from a disease that caused her to pass out at school.
Much of the discount is pocketed by retailers instead of being passed on to customers.
3. immediately /ɪˈmiːdiətli/ adv.立即，马上conj.一……就(44)
【原句背诵】Jennifer was found to have dangerously low blood sugar levels and was treated immediately.
【例句】
The point of my question may not be immediately apparent.
Immediately she’d gone, I remembered her name.
4. concentrate /ˈkɒnsntreɪt/ vi. & vt.集中（注意力、思想等）；全神贯注(45)
【原句背诵】She told me she had trouble concentrating in class.
【拓展】
concentrate (sth) (on sth/on doing sth) 集中（注意力）；聚精会神
concentration n. 集中；专心；浓缩
a need for greater concentration on environmental issues
【例句】
I can’t concentrate with all that noise going on.
I decided to concentrate all my efforts on finding somewhere to live.
The area has one of the world’s greatest concentrations of wildlife.
5. slim down 变苗条，减肥(45)
【原句背诵】
In a society where being thin is often seen as being beautiful, teenagers sometimes turn to extreme methods to slim down quickly.
【拓展】
a slim figure/body/waist 苗条的体形╱身材；纤细的腰肢
a slim chance of success 成功的可能性不大
【例句】
How do you manage to stay so slim?
You can still eat breakfast when you are slimming.
They’re restructuring and slimming down the workforce.
6. concerned /kənˈsɜːnd/ adj.担心的，忧虑的；关注的，关切的(45)
【原句背诵】Health experts are concerned about these figures.
【拓展】
be concerned with/about 关心；关切，关注      be concerned about/for  忧虑；担忧
concerning prep. 涉及；关于                  as/so far as…concerned 就……而言
【误区】表示“与……有关”，concerned常放在所修饰的词之后。
the parties concerned  当事人；有关方面；协议双方；当事者 
【例句】
The President is deeply concerned about this issue.
We are chiefly concerned with improving educational standards.
He asked several questions concerning the future of the company.
All cases concerning children are dealt with in a special children’s court.
The new regulations will be of benefit to everyone concerned.
7. effect /ɪˈfekt/ n.效果，作用；影响(45)      side effect 副作用(45)
【原句背诵】They are increasing their efforts to educate teenagers about the side effects of losing weight too quickly.

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