关于被动语态 the pen was used by david the pen is used by david请问两者的动词时态是不是只看is和was来分辨呢?used在里面是形容词吗?

关于被动语态 the pen was used by david the pen is used by david请问两者的动词时态是不是只看is和was来分辨呢?used在里面是形容词吗? The telephone was rang 是被动语态? 关于called和named的被动语态The basketball game was started by Canadian doctor named James Naismith.这句话中为什么named不是被动语态 the test was finished是被动语态吗? 关于被动语态 What do people use the pen to do （改为被动语态） 改为被动语态：The police have arrested the thief He was typing a letter改为被动语态：The police have arrested the thiefHe was typing a letter the girl was able to explain what had happened.不是被动语态为什么用was? Although the man was very poor是不是被动语态Although the man was very poor,he still refused my help.(前半句）是不是被动语态 关于被动语态,哪些词没有被动语态? He bought me a pen yesterday 改为被动语态 为什么是this pen writes well为什么不用被动语态 Who broke the glass?改为被动语态为什么是Who was the glass broken by? 把下列句子变为被动语态 The policeman was questioning the thieves at this time yesterday. Who invented the first television?（改为被动语态）___ ___ was the first television ___? 一道关于被动语态的英语题The pen ____ well.It ____ well,too.A.is weitten;sellsB.is weitten;is soldC.weitten;is soldD.writes;sells说明理由, “I was born...”是不是被动语态 was delighted at是不是被动语态ji.