I think this is ____ useful dictionary.A.very a B.very an C.quite a D.quite an

Your sharpener is ____ than this one ,I think.( good ) I don't think he is at home ____ ____ ____(现在)-.- the or this? ____ (who) comb is this It's ____ (she ),I think. This is what I think. I think this book is ____（use）than that one. I think this coat is ____ _____ more beautiful _____ that one.填空 这题咋做?Is the shop open at this time of day?Yes.I think ____. This is ____( I )brother. I think ____(cook) is for moms. I think music is ____(interesting). I think I have time this Sunday同义句I think I____ ____ this Sunday I think this TV s____ is boring I think this skirt is too (e ). I think this is against the____(法律). I think this box is made of( ) i think.this is what 改成复合句 This is what I think.什么句式 I think this a( ) is right.