"Ben has been quoted as saying that the old have a duty."请问这句话的句子成分怎么分析啊?as引导的是同位语从句还是什么?

Ben has been quoted as saying that the old have a duty.请问这句话的句子成分怎么分析啊?as引导的是同位语从句还是什么? Ben has been to Singapore five times.five times划线提问（ ） （ ） （ ）has Ben been to Singapore? this has to be quoted separately. Ben has been skating since nine o'clock.（改为同义句）Ben _____ _____ _____ at nine o'clock Ben will be a good football player when he-------25 years old.A.will beB.is C.has been 英语翻译This name has been previously quoted at $28,000.00 USD.If you would like to make an offer we'd be happy to present it on your behalf and see what the registrant says. has been -Where is Ben?-He ___ to the teachers' office.He will be back soon.A.go B.has gone C.has been -Where is Ben? -He ___ to the teachers' office.He will be back soon. A.go B.has gone C.has been-Where is Ben?-He ___ to the teachers' office.He will be back soon.A.go B.has gone C.has been D.is going 英文互译句子查找A problem hass ben detected and widows has been shut doun too prevent damage to your computer 翻译：We will not provide the total amount as we’ve been quoted the break down Ben has a super robot.(一般疑问句) Ben has a computer.改为否定句. Ben ______ a teacher for 4 years .A.has been B.has become C.was D.became I ______ homefor a week.A.have returned B.have been back C.returnedHow long _______ he ________ A.died B.has,died C.has,been deadHe ______ at eight yesterday afternoon.A.slept B has always has always been a problem has been detected and windows has ben shut down to prevent damage to your computer今天开机就出现这个 ,昨天也没非法关机,系统是头两天从做的怎么解决.. He is one of the best teachers who______taught us physics.A.have B.has C.have ben D.has been请问这道题的答案为什么是被动语态?老师被教我们物理?不懂,请高师解答. Ben