78. [A] what
[B] where
[C] that
[D] those
79. [A] reveals
[B] indicates
[C] figures
[D] turns
80. [A] tissues
[B] vessels
[C] pores
[D] organs
81. [A] many
[B] very
[C] much
[D] less
82. [A] giraffes
[B] animals
[C] peoplewww.examw.com
[D] creatures
83. [A] whenever
[B] whatever
[C] however
[D] wherever
84. [A] reflects
[B] releases
[C] receives
[D] carries
85. [A] in
[B] up
[C] to
[D] from
86. [A] permit
[B] retain
[C] prevent
[D] keep