（ ）20.This pair of trousers _____ silk and cotton.

（ ）20.This pair of trousers _____ silk and cotton. how much _____ this pair of trousers ten dollars______ enoug A pair of cotton trousers 算是复数吗 11.This pair of trousers is too big.I want _____ pair.A.othe His trousers ____ too dirty. And this pair of trousers ___ t i bought this pair of trousers two days（ ）. That pair of trousers _____ Kate's? 改错 This pair of trousers are mine This pair of trousers are yours 改错 T___ of years old ,women wore silk and cotton clothes This pair of trousers___ not his.His trousers _____ on the c this pair of trousers cost you a lot,_____? A.don't they B.d