Is Li Lei____friend?yes,_____is.a :yours;you b:my ; his c:yo

Is Li Lei____friend?yes,_____is.a :yours;you b:my ; his c:yo Is that puppy ? Yes, it's . A． your, my B． yours, mine C． yo Is that lion----?Yes,-----.A.yours,that is B.your,it is C.yo Is this ____?Yes,it's____book.A.yours my B.yours mine C.your [ ]This is _____ dictionary._____is over there.A.my；Yours B. Is this___eraser?No,__is white .A.your,my.B.yours,mine.C.his _____is cost you 55 yuan?yes,it____ A did/did B does/did C i My schoolbag is bigger and heavier than .A.you B.yours C.you My pencil is red .() is black .A:you B:your C:yours D:your's is his postcard（）?yes,it's[].it's from[]friands.A.yours;i;my This is my desk.____is over there.A.Yours.B.Your.C.You.D.The This is my sweater Where's-----------?A.you B.yours C.your D