Jack has studied Chinese for 2 years.对for 2 years划线提问!How long has Jack studied Chinese?为什么不是How long have Jack studys Chinese?(不是讲当在一般现在时中主语是第3人称单数时,变一般疑问句是要把has变为have

Jack has studied chinese in his school_the year of 2000Asince Bin Con D by Jack is from Canada.He has studied in our school for three years.转换成定语从句 Jack has studied Chinese in this school ____thr year of 2000 A.since B.in C.on D.by Jack has studied Chinese for 2 years.对for 2 years划线提问!How long has Jack studied Chinese?为什么不是How long have Jack studys Chinese?(不是讲当在一般现在时中主语是第3人称单数时,变一般疑问句是要把has变为have Every Jack has his Every jack has his Has jack a bike? studied studied a jack has been unplugged a student of african wildlife 求梗概It is 5:45 am and the sun is just rising over Gombe National Park in East Africa.Following Jane's way of studying chimps,our group are all going to visit them in the forest.Jane has studied these families of chi Happiness __A__in her grandfather 's eyes every time he hears her voice.A.shines B.is shone C.has shone D.was shone.---Jack ,I haven't seen you these days.---I __A__for the coming English test.A.am studying B.have studied C.was studyingD.had studied friend Jack writing an his to is e-maillian chi cheng ju Who comes to school earlier ,Mike or Jack?A.Jack isBJack doesC.Jack comesD.Jack has JIM has studied in Australia for three years.同义句转换JIM has studied in Australia for three years.JIM has studied in Australia _______ ______ ______ ______. Jack studied very hard in order not to fail the final exam (保持句意) Jack studied very hard _ _ he could pass the final exam -----he---- at this school last team A.Did,studyB.Has,studied C.Was,studyD.Did,studied she has studied （对＜＞里面的进行提问） （　）（　）（　）she.studied?