【几道语法题1.Ithoughtthetechnicianwastoblamefortheblowingofthefuse,butIseenowhowIwasmistaken.2.Forhimtobere-elected,whatisessentialisnotthathispolicyworks,butthatthepublicbelievethatitis.3.Iftheywillnota】

　　几道语法题

　　1.Ithoughtthetechnicianwastoblamefortheblowingofthefuse,butIseenowhowIwasmistaken.

　　2.Forhimtobere-elected,whatisessentialisnotthathispolicyworks,butthatthepublicbelievethatitis.

　　3.Iftheywillnotacceptacheck,weshallhavetopaythecash,thoughitwouldbemuchtroubleforbothsides.

　　以上三题划横线的错误应如何改正

　　下划线被吞掉了，1是how，2是最后面那个is，3是thecash