our teacher has been teaching in this school for( ) a.two year and a half b.two and a half year c.two years and a half d.two and a half years

many a teacher in our school has been aboard Where is our math teacher? -He___to Shanghai A.has gone B.has been C.is going our chinese teacher has already been promoted to headmaster 这句是什么时态啊? Our P.E teacher has been at this school since he came.（划线提问） our maths teacher has _ Australia for a week A.been to B been in 为什么选这个 Our class teacher has been back _____half an hour A、since B、in C、 for D、after注明理由 Hello!Teacher the foot has been good? the answer has been always in our Our youth has been slowlydrained是什么意思 【英语】选择题求分析*21.---Where is our English teacher?---He _______ to the USA.He _______ there for three times.A.has gone to;has been toB.has been to;has gone toC.has gone to;has beenD.has been to;has gone2.The leader ordered the officer 一些英语问题,麻烦说下理由哦It can't be our English teacher.It ____ be our Chinese teacher because our Chinese teacher is much taller than English teacher用can还是must,还有这句主语为什么是it—Emma has been ill for a week.Is Jack___a teacher for months.A.has become B.has turned C.has changed D.has been Jack ()a teacher for months.A.has becomeB.has turnedC.has changedD.has been our maths teacher has _______ Australia for a week.a.gone to b.been in c.arrived in d.been to疑问是 has gone to 怎么用?go不是终止性动词吗?为什么会有完成时的形式?我看说 has gone to 是表明去了某地还没回来,has been Our English teacher has long hair and blue eyes. Our English teacher has a good ________(know) of London. our teacher has some good news( tell) you 改错our teacher doesn't has supper school