THE REASON ______ MAKES MINH SAD IS HIS FAILURE IN STUDYING AT SCH...

53. - BAI LUYEN TAP VE DANG DANH TU DI VOI GIOI TU HAY CO DAP AN A1562
BAI LUYEN TAP VE DANG DANH TU DI VOI GIOI TU HAY CO DAP AN A1562

53. The reason ______ makes Minh sad is his failure in studying at school.

A. why B. that C. of D. for