—Do you hear the noise outside?—Yes.There must be some kids________outside.
Great changes______ in the city since1970.
My father______ Australia for a year. And he enjoys staying there.
--_______have you lived here?—Since last year.
I think skiing is______ great fun. What _____fantastic time we are having!
I love peopleare friendly to others. A、which B、whose C、who