Tom entered a contest（by） singing popular English songs介词为什么填by呢

Tom entered a contest（by） singing popular English songs介词为什么填by呢 Tom _____(park)his car and entered the supermarket Nobody noticed that Tom _____ the bank.（用什么时态）A.had entered B.enter C.enters D.to enter the door opened and------a middle-aged man in a blue coat A entered B there entered C in entered have you ever entered a competition He entered into politic as a hobby. 英语翻译the door opened and ————a man in a blue coat a entered b there entered c in entered d entered then 英语翻译when　i　entered　the　room,tom　was　deep　in　his　novel.和when　i　have　entered　the　room,tom　was　deep　in　his　novel. 英语翻译John and Tom have entered a competition .Tom read about it in a magazine.They wanted to win the prize.It was a holiday in the USA.Tom has often dreamde about travelling around the world.He wants to climb mountainsin France.He would also l 1,A as well as B,若这里的as well as是介词,这里的A,B都只能是名词吗?也可以是不定式,分词等其他成分吗?2,A man named Tom entered the room.这里的named Tom做定语吗?Tom做named 的保留宾语,还是做补语?3,I prefer 英语无词填空 每个空应该填的词及填它的原因 John and Tom have entered a competition .Tom read about it in a magazine.They wanted to win the 1..____.which was a holiday in the USA.Tom has often 2.____ about travelling around the worl 英语翻译climb delicious dream enjoyable form magazine prize visit watch world John and Tom have entered a competition.Tom read about it in a(1)_______.They wanted to win the_______.It was a holiday in the USA.Tom has often dreamed about travellin the door opened and ( ) a middle-aged man in a blue coatA:entered：B:there entered Tom had hardly entered the room when the bell had rang.改一处错误 单项选择: The teacher ___classroom suddenly. A.came B.entered C.went D.entered into The teacher _________ the students in theclassroom.A.entered B.entered C.decided D.looked the door opened and（）a middle-aged man in a blue coat a entered b there entered a there entered b in entered选哪个为什么?答案好像是a,是不是答案错了 请问：过去分词后的名词做该过去分词的什么成分?宾语还是补语?a)The man named Tom entered the room.b)Appointed monitor,he was very glad.(1)以上两句过去分词NAMED和APPOINTED后的名词TOM和MONITOR分别做过去分词