He was writing a letter___ pen.A.in B.in a C.with D.use.填什么 为什么急

He was writing a letter at that When I _ the letter,he _to visit us?A.wrote;cameB.was writing;C.was writing;cameD.wrote;was coming As a t______ musician,Mozart began writing music when he was only fuor.根据 He was writing a letter at 9：00 yesterday.改为被动语态 1、He ----- himself at the desk ,writing a letter.A sat B was seat C seat D was sat2、He ----- at the desk ,writing a letter.A sit B was seat C seat D was sat I was writing a letter ,He was reading a newspaper（用适当的连词连成一个复合词语） He used to keep a notebook,in which____the namesof his friends .A wrote Bwere writenC was written D was writing He was busy writing a story,only ____...He was busy writing a story,only ____ once in a while to smoke a cigarette.A、to stop B、stopping C、to have stopped D、having stopped He was writing a letter___ pen.A.in B.in a C.with D.use.填什么 为什么急 英语翻译It was said that not until the old man had passed away ...to his relatives.A.he let out the secret B.was the secret let outC.he let the secret out D.was out let the secret 一些初二英语问题He ________(write) a letter to his parents every two weeks .答案为何是was writing? Was it in that school ---he finished writing the novelRed Star?A.whereB.which C.thatD.in which He is writing a letter被动语态 He is writing a letter____the corner. I was under the impression that he was a very slow boy ____ h succeeded in writing a big book.A.when B.after C.as D.until 倒装句13.____,he sat up late writing his book.A.As he was tiredB.Tired though he wasC.Tired as was heD.It is because he was tired我选的Awhy He was let _______(come) into the roomThe rain _______(stop) in a few hours. 判断一个英语句子的正确性He was seated at the desk,writing a letter.请问这个句子对吗,我觉得应该把was去掉.