Dr.Smith,together with his wife and daughters,______visit Beijing this summer.A.is going to B.are going to C.was going to D.were going to 10.When and where to build the new factory _____ yet.A.is not decided B.are not decided C.has not decided D.have not decided 11.Signing the agreement means________ your right(权利).A.give up B.to give up C.to giving up D.giving u