eighty fifty forty thirty rectangle square triangle 这些单词是剑桥英语jion in 几年级学的

Forty and fifty( ) （be）eighty (one,two……twenty-two)[thirty,forty,fifty,sixty,seventy,eighty,ninety,one hundred]如何改为序数词 (one,two……twenty-two)[thirty,forty,fifty,sixty,seventy,eighty,ninety,one hundred]如何改为序数词 ten twenty thirty forty fifty sixty seventy eighty ninety a hundred有什么规律?一定要说清楚!说的仔细一点 eighty fifty forty thirty rectangle square triangle 这些单词是剑桥英语jion in 几年级学的 英语翻译forty-six thirty-three seventy-two ninety-nineone hundred and fove fifty-eightsixty-one eighty-four forty plus fifty forty-one+( )=fifty 写下列基数词对应的序数词one two three four five eight nine twelve thirteen twenty forty fifty -one eighty -threeeleven What's forty and fifty? FIFTY EIGHT THOUSAND RIGHT NOT FIVE HUNDRED AND EIGHTY THOUSAND The swimming pool is about( )and there is also an( )playground.A.fifty metres long;eighty-metre-long B.fifty metres long;eighty metres long C.fifty-metres-long;eighty-metre-long D.fifty metres long;eighty-metres long case.eighty.fifty.money.bin.dangerous.play的音标 Forty and eighty ____(be)one hundred and twenty. 英汉互译：forty plus fifty____________ eighty minus thirty-nine__________ 8,850用英语怎么说是eight thousand eight hundred and fifty还是eighty eight fifty? ninety+five=多少,forty-eight-twelve=多少,eighty-forty=多少?速回 9.Forty plus fifty _______(be) ninety.求解答