【几道英语题!并能说明原因哦!谢谢!Wefinallyreached_______thelocalpeoplecalledtheGoldenTriangle.A.whereB.thatC.whatD.which——Howiseverythinggoingonwithyourstudies?——Quitewell.NotsosmoothlyasI】

　　几道英语题!并能说明原因哦!谢谢!

　　Wefinallyreached_______thelocalpeoplecalledtheGoldenTriangle.

　　A.whereB.thatC.whatD.which

　　——Howiseverythinggoingonwithyourstudies?

　　——Quitewell.NotsosmoothlyasIhoped,________.

　　A.thoughB.althoughC.eitherD.too

　　Itis_________thatwecannotunderstand__________wordwhenwearereading.

　　A.sure,someB.sure,acertainC.certain,someD.certain,certain