14.Nowadays more and more students are working directly on the Internet ________ different types of courses are supplied.
A.that B.which C.where D.whose
答案 C [此处为where引导的定语从句。]
15.His idea of having weekly family meals together,which seemed difficult at first,has ________ many good changes in their life.
A.got through B.resulted from
C.turned into D.brought about
答案 D [bring about带来,导致。]