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r开头的英文单词
R
rabbit    ["ræbɪt]
n.  [C]野兔;猪兔
The rabbit disappeared in the bushes.  那只兔子消失在树丛中。
race     [reɪs]
n.[C]①比赛,赛跑;②种族,民族‖v.①(速度)竞赛,参加比赛
Every moming he spent two hours training for the race.他每天早晨花两个时练习赛跑。
A rabbit races with a tortoise.兔子和乌龟赛跑。
短语: race  接力赛
2.a race against time 和时间赛跑
v. 参加速度竞赛
3/ ~against /with sb
radio     ["reɪdɪəʊ]
n.[C]收音机;无线电广播 
l We listened to the Presidents speech on the radio yesterday.昨天我们通过无线电听了总统演说。
[on the radio/ by radio 通过天线电]
railway  ["reɪlweɪ]
n.  [C]铁路;铁道
The railway traverses the country.  这条铁路横贯全国。
rain      [reɪn]
v.下雨,降雨‖n. [C,U]雨
l Don’t go out in the rain.不要冒雨出去。
短语: out 因雨而中断:
e.g. The game was rained out.比赛因雨暂停举行。
right as rain 非常健康
3.比较rain heavily/heavy rain
n.    e.g. Don’t go out in the rain.不要冒雨出去
Come in out of the rain. 快进去别让雨淋着 。

Adj rainy 下雨的,多雨的
相关词汇:  raincoat 雨衣  rainbow 彩虹  rainfall降雨量    rainless 无雨天
rainy   ["reɪnɪ]
adj.下雨的,多雨的
l They walked along the beach on a rainy night.他们在一个雨夜沿着沙滩散步。
raise      [reɪz]
v.①举起,抬起;②招募,筹集;③提高,升高
l She raised her fingers to her lips as a sign for silence.她把手指举到嘴唇上示意别说话。

l How were they going to raise enough money for it?他们怎样来为此筹集足够的资金呢。

【易错警示】raise与rise

raise
及物动词,后面一定要加宾语。
指“提起,使升高”。例如:If you have any question, please raise your hands.如果你们有任何问题,请举手示意。
rise
不及物动词,后面不能加宾语。
指“上升,升高,上涨”。
例如:The sun rises in the east.太阳从东方升起。
短语: one’s eyes 举目观看
one’s voice against sb/sth坚决的发言而反对某人或某事物。
rapid      ["ræpɪd]
adj.快的;迅速的;急促的
He has made rapid and brilliant progress in his studies.他在学业上有着迅速而突出的进步。
rat    [ræt]   
n.[C]老鼠;叛徒
The hungry rat ravened down the poison bait.  饥饿的老鼠一口吞下毒饵。

短语: like a drown rat 湿的像落汤鸡
rat race激烈的竞争
rather      ["rɑːðə]
adv. 宁可;最好
Its a rather good idea. ( = It’s rather a good idea.) 这可是个好主意。[rather修饰名词 ,放在冠词前,如果有形容词,放在a( n)前后均可]
►He speaks English rather well.他英语说得相当好。

►He would rather stay at home than go out.他宁愿呆在家也不愿出门。[would rather. . . than…宁愿……而不愿……,后而接动词原形]                   
短语…than 与其… …倒不如,不是… …而是:
e.g. He’d rather drink boiled water than coffee. 他宁愿喝开水也不愿喝咖啡。

e.g. He is an artist rather than a philosopher.
与其说他是个哲学家不如说他是个艺术家注意:
注意:would rather…than 词组中,后面接动词原形,但当would rather 后跟从            句,从句谓语要用虚拟语气,即用过去时表示现在或将来要做的事:
e.g.I would rather that we stopped now.我宁可现在停下来。

reach   [riːtʃ]
v.伸出;延伸  ;到达 相当于
► When you roach the top of the hill, turn right.当你到达山顶时,向右转。
短语: to / arrive in/arrive at         
one’s hand 出手 
sb. Sth. 给某人某物
easy reach of 在容易达到… …的地方:在… …的附近
read  [riːd] (read, read) red] 
v.读;阅读;     
►    The teacher read a poem to the class.老师向班上的同学朗诵了一首诗歌。
短语:1. read sth. (to sb.) 读,朗读;
e.g. He was reading silently to himself. 他正在默读。

2. read about / of sb. / sth. 借助阅读发现某人(某事)的情况。
e.g. I read about / of her in today’s paper.我在今天的报纸上读到关于她的消息。

3. read …aloud 朗读
e.g. The teacher asked the strdents to read the text aloud after class.
教师叫学生们在课后朗读课文

【知识拓展】reader n.读者,阅读人‖reading n.读书,朗读
ready  ["redɪ]
adj. (-ier -iest) 有准备的;乐意的
①有准备的,准备好的;②乐意的,喜好的
►He was always ready to help his friends.他总是乐于帮助朋友。[be ready to do sth.乐于做某事]
►They are ready for the competition.他们做好了比赛的准备。[be ready for sth.为......而准备好]
real    [riːl]
adj.现实的;真实的。
非模仿的,真的‖adv非常;的确
No, it wasn"t a dream. It was real.不,它不是一个梦,它是真实的。
e.g. I’m real sorry.  我非常抱歉
词型转换:realism 现实主义  realist 现实主义者 realistic 现实主义的reality真实性
realise ["rɪəlaɪz] (realize) (不用于被动语态)
v.意识到,实现,明白
►    He didn’t realise how late it was.他并没有意识到已经有多晚了。
近义词辨析:realize / understand
这两个词是近义词,在一起比较一般和含义是“意识到”,“弄明白”,常常可以互换使用。

e.g. You don’t understand / realize what a difficult position I’m in.
你不会明白我的处境多么困难。
realize 也可以表示“实现”:
e.g. The Chinese people are sure to realize the modernization of their country.中国人民必将实现国家现代化。
understand 也可以表示“听懂,理解”
e.g. The English understand them.英国人说话都能互相听懂,可是他们讲话我却听不懂。
really  ["rɪəlɪ]
adv.事实上,实际上
►It was a short trip but we had a really good time.虽然这是一次短暂的旅行,但我们过得真愉快。

reason 
n.[C]原因,理由‖v.①评理,劝说;②推断,推理
That is the reason why I don"t like it.那就是我不喜 欢它的原因。
There are a number of reasons for eating good food. 要吃好东西有许多理由。[reason for sth. /doing sth…的理由。

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