when\how long\how ofter有什么区别

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/16 15:02:30
when\how long\how ofter有什么区别
xXKSW+w7vE%O)bUR,f1l4 RKQi' F%0 8H 8ݭ!߽4B3qf3P*}|;ϫgɐ~Ғ,/6Wbf1k4F}/5Gc>w飩gÿK43mM ڲu`mv*<_vfٮMHu̼52؂Gh!}eo`Q=+Տχ@ȏ~GXK Vsh <̯Yݲ+VeKhs|[Y5^7"{b¦" > uBpw>IgZ"wwwɋ%_/٨I4 e b9)Ƨ7$STɨ-#Qk"fzw0gd:X|x:NcV~<L>yTID){=|:cq{` 1%ɋ'²:g4ǨxD|_j4Tg"5tJ;YG0v'K%.&bZ $ hBYH?PYD D!fg.`xlz hpylB{#1lԊv#P9 ``@j?_sǏdGxn:p!=qJ:]G1dVݝ 2Mt߭FgTଅKdtMSXP([:ƐrB!i({< d pTpH~=fqVB쇰I ojԣzV ~QI?;Vg1$lrv'3N(+ݸʂ>g7>B2S|9h?sW 1 d(sa''U&V7HU N7]țVCAIZΈ;@?E+JZ"bd-oTƞdP/ǐ =}AH2 "-="xA NKEC@w/&""CȜc*].t:?{1WBIEF5 !¾bk~Iw感x+Udz"hɽ>_{I[ x!AĄ[Δh`ܸ4#nj(p/<*Vaǐ@?FpPWsa-uep'OVf({X9 Q"pQ\ bh݊lwފ; =hh!%].}j^mKFpisҙtA u$P8"h|FmǷE? &/hv;o\+waOlBaZi l&^Z '~hY)[<Т0K 0MKs+ґd@W“ [W"ZR'$n6xPzY}v%BGH\k<5 nfrDaX8vi|=vi{t{Ǖϗ ex&I8*y * QT#SNxOq7[buqip&b&L)8@';瞴u iiی3>; _&^P#72 &}W7c0gc Y[yd k;DeT

when\how long\how ofter有什么区别
when\how long\how ofter有什么区别

when\how long\how ofter有什么区别
他们都是引导特殊疑问句的疑问词或词组
when 什么时候 泛指的时间
具体的时间 what time 一般来说没有太大的区别 看给你的有几个空要填
how 提问方式的 翻译为:怎么样 如何 how还有好多短语的
how many和how much
1 所修饰词的不同
how many用来修饰可数名词的复数,它的句式是:How many+复数名词+一般疑问句+?
how much用来修饰不可数名词,表示数量,也可单独使用.
how much 意为“多少钱”时,可单独使用,也可构成词组how much money,但英语中常省略money,用来询问某物的价钱、价格.(注意:how much询问价格时,它的回答若是中国的货币单位应采用汉语拼音yuan,fen来表示,几角常采用几十分来表示,字母用小写,且不用复数.例如:
-How much is the eraser?这块橡皮擦多少钱?-Ninety two fen.九角二分.)
用来询问数字计算的结果,相当于what.例如:
-How much is three plus one?三加一等于多少?
-It's four.等于四.
二、how long,how often,how soon的区别
1、how long
  how long有以下两个主要意思:
  1. 表示多长时间,主要用来对一段时间(如three days, four weeks 等)提问.如:
  A:How long did he stay here? 他在这儿呆了多久?
  B:About two weeks. 大约两个星期.
  A:How long does it take to get to London from here? 从这里到伦敦要多长时间?
  B:At least ten hours. 至少要10个小时.
  2. 表示某东西有多长.如:
  A:How long is the river? 这条河有多长?
  B:About 500 km. 大约500千米.
 2、how often
  how often 指每隔多久,主要用来对频度副词或状语(如:once a week, three times a month 等)提问.如:
  A:How often does he come here? 他(每隔)多久来一次?
  B:Once a month. 每月一次.
  A:How often do you visit your mother? 你多长时间看你妈妈一次?
  B:Once a week. 一周一次.
 3、how soon
  how soon 指再过多久,主要用来对表示将来的一段时间(如:in an hour, in two weeks 等)提问.如:
  A:How soon will he be back? 他要多久才回来?
  B:In an hour. 1 小时以后.
  A:How soon shall we know the results? 我们多久能知道结果?
  B:I don’t know. 我不知道.
三、how far
表示“多远”对距离的提问,如:
How far is your home from school? 你家离学校有多远?
My house is three miles from school. 我家里学校有三英里

什么时候\多久了\how often=多久一次

意思分别是;什么时候/多长时间/多久一次(询问频率)

When 对询问时间,如:When were you born? I was born on May 1, 1999.
How long询问物体长度/时间长短,
如:1)How long is the ruler? It's 100 centimeters long.
2) How long may I keep the book? For two w...

全部展开

When 对询问时间,如:When were you born? I was born on May 1, 1999.
How long询问物体长度/时间长短,
如:1)How long is the ruler? It's 100 centimeters long.
2) How long may I keep the book? For two weeks.
How often 询问频度、频率。如:How often do you come to school on foot? Every day.

收起

when什么时候
how long多长
how ofter多久一次

一、when 在中学教材中出现颇为频繁。它有多种意思,多种用法。它可以用作副词或连词,也可用作代词。其具体意义和用法,详述如下: 一、用作疑问副词 When did you see him last?你上次见到他是什么时候? when可代替what time,指钟点。 when(=what time)did you get this?

二、how often表示“多长时间一次,...

全部展开

一、when 在中学教材中出现颇为频繁。它有多种意思,多种用法。它可以用作副词或连词,也可用作代词。其具体意义和用法,详述如下: 一、用作疑问副词 When did you see him last?你上次见到他是什么时候? when可代替what time,指钟点。 when(=what time)did you get this?

二、how often表示“多长时间一次,是否经常”的意义,通常用来对sometimes,usually,never,seldom,often,always,every day,every two weeks等表示频度的副词或词组提问。如:

He writes to his mother once a month.→How often does he write to his mother?

三、how long表示“多长时间”的意义,用来对句中带有for,unit(till),since,all the morning,from…to…等表示一段时间的状语提问。对某些动词(take,spend等)后面表示时段的名词提问时也用how long。如:

Mr. Black has lived in Shanghai for over two years.

→How long has Mr. Black lived in Shanghai?

收起

when 何时
how long多久
how often 频率