He's taught in this school for 15 years already.(否定句）He ___ ____ in this school for 15 years .

John's father__mathhematics in this school ever since he graduated from Harvard UniverJohn's father__mathhematics in this school ever since he graduated from Harvard UniversA:taught B:teaches C:has taught D:is teaching He's taught in this school for 15 years already.(否定句）He ___ ____ in this school for 15 years . He has taught English in this university ever since he moved to this city he taught in this school for 10 years.对for 10 years 提问. 有这样一句话：He ______(teach) in this school since he came here last year.横线上填什么好些?到底是had taught. 还是has taught. He remembered being taught in this school when he was ten years old不应该是被教吗,这里为是主动? 1.How long has he taught in this school?It's ten years _____he taught in his school.2.I didn't see the railway station before.really?The railway station has been in ________for five years.3.What are you going to do after leaving college?I'm going to He has taught in this school since he___work.A.began to B.begins to C.begun to D.begins to 1.Ben has _______ ill for about a week.Let's go to see him together.A.fallen B.fell C.feel D.been2.Today Chinese ______ in many schools around the world.A.is taught B.is teaching C.has taught D.teaches 3.Tom told me ______ this afternoon.A.he is goin 剑桥二级 He has taught in this small distant school for twenty years.(改为一般疑问句）（ ） he ( ) in the small distant schooll( ) 1997? He taught english for two months when he was living in germany.taught 可否换成had taught? It is twenty years_______ my uncle taught in this school. he taught Chinese to English in London怎么译 Robert ____english in this school since he came to Beijing.A teaches B taught C has been taughtD has been teaching选哪个,为什么? He;s worked in this factory for many years Mr white_______in this school for20 years before he moved to LondonA has taught B taught C had taught 解释为什么选这个选项 补全对话 This is Liu Ling.I ( )this morning,but he's not in. i have taught in this school since three years ago.改为同义句 i have taught in this school_______ _______ ________.