based on 27.There are signs restaurants are becoming more popular with families A.that B.whose C.which D.in which 28.I think I was at school. I was staying with a friend during the vacation when I heard news 29.It is said that the math teacher seems towards bright students. A.liable B.partial C.beneficial D.preferable 30.In order to show his boss what a careful worker he was,he took trouble over the figures. A.extra B.extensive C.spare D.supremebased on 27.There are signs _restaurants are becoming more popular with families. A.that B.whose C.which D.in which 28.I think I was at school, _I was staying with a friend during the vacation when I heard news. 29.It is said that the math teacher seems_towards bright students. A.liable B.partial C.beneficial D.preferable 30.In order to show his boss what a careful worker he was,he took_trouble over the figures. A.extra B.extensive C.spare D.supreme