76. It is in this house _____ he was born.
A. where         B. which         C. that                   D. in which
77. He is the most intelligent student _____ I've ever taught at school.
A. who         B. whom         C. which         D. that
78. Uncle Ho was born _____ Kim Lien village.
A. in             B at             C. from         D. on
79 That man can tell us where _____.
A. does John live    B. is John living     C. John lives       D. John living
80. When I saw him, he _____ a black suit.
A. wore                 B. was wearing         C. wearing        D. wears