Mr.Ted taught english in china( )1999,A,forB.since.C.in.D.with答案选B错了吧,应该选C吧

Mr.Ted taught english in china( )1999,A,forB.since.C.in.D.with答案选B错了吧,应该选C吧 Ted taught English in China____1999.答案是since,为什么不是in? 翻译Mr Zhang taught him history when he was bvery young .Nobody taught him. Mr.Wang taught out maths last year.改错, 改错：Mr.Li taught our English last term. Mr Wang taught their Japanese last year.改错. Mr Wang has taught _(they) English for three years 改成主动语态He is not taught by Mr.Zhang mr li taught us english对画线部分提问 根据情景填上恰当的词使对话完整Ted:Good morning,Mr Robert.Robert:Good ___1___ .Ted.Ted:Good morning,Mr Robert.Robert:Good ___1___ .Ted.Ted:I'm fat,so I want to lose weight.Robert:Good idea.And __2__you___3__ a big breakfast every day?Te Mr.White came to our school in 2008,and since then he___us English.A.teaches B.taught C.has taught 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 Mr.Brown has taught English in the school ( since 2000).对括号部分提问—— —— —— Mr.Brown taught English in the school? I think Mr. Smith must know our englis teacher,_____?A. don't I B. doesn't heC. mustn't ID.mustn't he Mr Wang taught us English last year.改成否定句：一般疑问句：改成提问句： 问一个英语改错题Mr.Wang taught our maths last year. Mr.Zhang taught him English two years ago.(改为一般疑问句) Mr.Hu taught her Maths last year.怎么改为一般疑问句