a fifty pence a fifty penies有何不同?详说pence penies又有何不同?

a fifty pence a fifty penies有何不同?详说pence penies又有何不同? 有a few of么,怎么用?五十便士为什么是“fifty pence pieces只说fifty pence 可以么为什么?还有,fifty pound coins后面有coins为什么,为了强调是硬币? fifty pence worth of troublewith some children,small sums go a long way.这里的with能不能用for代替?for most of them,fifty pence is a small price to pay for a nice big bar of chocolate.这里for能不能用 with或 to代替?sooner or later you fifty pence pieces 为什么要加pieces?fifty pence piece为什么要加piece? 新概念英语3第15课里一个句子,fifty pence is a small price to pay for a nice big bar of chocolate 50不定式?怎么翻译?做定语还是状语?to做什么成分？我觉得很别扭， 按要求完成英语句子1.there is a lot of work for you.(改写为否定句）2.I've got fewer clothes than Annie.(同义句转换）3.The coat cost me fift pounds.(对fifty提问) the poor boy couldn't find his fifty pence anywhere,( )get his arm out of the drain cover.A.either could he B.nor he could C.neither he could D.nor could he为什么 是“There are one thousand pence in a pound.”还是“There is one thousand pence in a pound.”急~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 英语翻译from eight-fifty to a thousand eight-fifty 是多少? 怎么理解这句话?新概念英语里第三册lesson15里一个句子,大侠进fifty pence is a small price to pay for a nice big bar of chocolate 50便士是非常不值钱的?to pay for a nice big bar of ……又怎么理解呢?课本翻译为5 看到几个新概念的句子,英语中的chocolate到底何时用单数何时用复数?如题这是几个在新概念第15课中的句子1.For most of them,fifty pence is a small price to pay for a nice big bar of chocolate.2.George was not too ups 我知道OF有2种用法,意识表示量 a cup of coffee.2是表示所有格 a friend of my father1s 那这句：instead he bought himself fifty pence worth of trouble 麻烦的五十便士价值?不通啊,那这个麻烦是不是修饰worth的?为 比如我在新概念三册中14课文章开头：children always appreciate small gifts of money ,Mum and dad,of course,provide a regular supply of pocket money,but uncles and aunts are always a soure of extra income.For most of them,fifty pence is 英语翻译使用 a fifty-minute bus-ride That will be a dollar fifty altogether. 请帮我看看这里down的用法,词性.新概念第三册的15课有这样一句话:On his way to the sweet shop,he dropped his fifty pence and it bounced along the pavement and then disappeared down a drain.请问这里的down是什么词性?为 求教新概念三中的一句话Only very thrift children manage to fill up a money boxif fifty pence pieces are not exchanged for sweets,they can rattle for months inside money boxes请注意这第一个句子中children和money box 单复数不对 I gave her six pennies 和 It coats only a few pence 中的pennies和pence都是便士的复数,这两者不同吗?