--why is he so upset --he___ his pen yesterday.it ___ yet.A,was lost;hasn't found B.was lost;hasn't been found C.lost;hasn't find D.lost;hasn't been found

-Why is he so upset?-The computer_away from his room last night?A.takesB.tookC.is takenD.was taken并详解 Why was he so upset?Because he ___his gold watchA,lost B,has lost选什么,为啥 --why is he so upset --he___ his pen yesterday.it ___ yet.A,was lost;hasn't found B.was lost;hasn't been found C.lost;hasn't find D.lost;hasn't been found He is so upset that I___(not think）he really_____(know）what he ____(say） who the hell are you why am l so upset why are you so upset with me 歌词R&B的.歌词有一句好像“why are you so upset with He is a doll.Why so easily move feeling. 求一道英语听力题.希望能具体解释!10.W:Why are you so tired and upset?M:I’ve been taking the history course this term.But the trouble is that I’ll never get through the reading list.Q:Why is the man worried?10.A) He finds history boo “Why was Fred so upset?”“He isn't used ____ criticized.”A) be B) to be C) to being D)having been So why is that The news quite upset him and he is upset now句子分析news 是单数 为什么upset不用单三 问两道英语单项填空的题1. -why do you look so upset? -there are so many troublesome problems( ) A.remaining to be settled B. remianed to be settled2. -he came ( ) where I was hiding and my heart why is he crying? why is he crying? Why is he scared? why is he doing Why is he so mean to us还是why he is so mean to us哪个是对的?请解释一下相关的语法, 有关初三定语从句He didn’t tell me the reason why he was so upset这句话能改成“介词＋which/whom”的形式么?怎么改?