英语选择题The young teacher has ____ competent.A） been proved to

英语选择题The young teacher has ____ competent.A） been proved to 英语被动语态39 The young teacher has ____ competent. A) been prove 三道英语选择题求解答1.He proved himself a ____ successor to the former ___ the students ____ their teacher has been to the History 选哪个,请给出原因.A.proving B.proved C.was proved D.has been proved 一个英语选择题的疑问1.She has been in ____ doctors descirbe as a veget John has never been to the space museum,____?A.has John B.ha the young man has been a doctor _______. The suspicion that the servant is dishonest has proved ____ 英语选择题1 A large sum of money has been raised for the ＿the of The young man has already been to America.改为否定The young man The years he spent in the countryside proved to be a(an)____