一道英语选择题说原因即可················

题目

一道英语选择题说原因即可················
Of all the subjects,I like_____geograpye best mainly because it gives us_____useful knowledge of the world we live in.
A.the,a B./,a C.a,the D.the,an

答案

应该是选择A选项,第一个the与geograpye连用,表示地理这门学科,后面的a useful knowledge of 是一个短语,你只要记住这个短语结构就可以啦.