They have studied english for six years改为否定.they english for six years

—have they studied English They have studied English for three years.A:How long B:How soon They have studied English for about five years.（保持原句意思不变）They have studied English_____about five years_____. they______in this school since they ______to thicity in.2000A.have studied;have comeB.have studied;cameC.studied;cameD.were studying;have come had they had time then,they would have studied English,too. They have studied english for six years改为否定.they english for six years should have studied have studied 和 have been studied的区别 1.They have studied English since 8 years.2.The1.They have studied English since 8 years.2.The class has ended for ten minutes.两个句子改错.很着急 They have studied in the same school＿＿six years ago.A.for B.since C.in D.at they studied english last year改为一般现在时 You have failed in the test again .You ( ) hard at your subject .A should have studied B must have studied C may have studied D need have studied studied studied 请翻译一下：do you have studied? Have you (ever)studied (with)a group? Hao long have you studied English?回答 how long have you studied in this I have studied English for three months.