给下列句子结尾处加上必要的句号、问号或感叹号。例句：How

题目描述

给下列句子结尾处加上必要的句号、问号或感叹号。例句：How long have you workcd for IBM?1.That is the correct form isn’t it2.I don’t know the answer to that question3.Do you know where Mr.Lacev is4.Congratulations You have won the first prize in the national contest5·Bill asked whether I was taking my vacation in Julv or August6.Lock the door when you leave the office7.Are you planning to leave before I return8.The call came at 8 P.m.9.I think the typewriter costs$70010.Open the safe at nine o’clock11.Won’t you drop the card in the mail today12.Don’t you think it would be a good idea to call Mrs.Taylor13.You called Mr，Little yesterday，didn’t you14·How large will the ad be one page a half page two pages15.I doubt that he call answer your question16.He asked whether we could still supply his firm with the needed amounts of asphalt and concrete17 Have you seen Chorus Line18.Ouch I think I’ve broken my toe19.You are Jim’s daughter Alison，are you not Is this Laurie Where’s Peter20.“Are vour sure you’ve finished”she asked