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咪咪喵喵

請問第87和90題🙏

AC
pd
AS
(C) highest melting point of any metal
(D) metal's highest melting point of any
87. Biochemists use fireflies to study bioluminescence,
(A) the heatless light given off by certain plants and animals
(B) certain plants and animals give off the heatless light
(C) which certain plants and animals give off the heatless light
(D) is the heatless light given off by certain plants and animals
88. Canada has two official languages,
(A) they are French and English
(B) French and English
(C) which they are French and English
(D) French and English they are
a shock wave caused by a convulsion deep in the ground.
89. An earthquake
(A) is
(B) that is
(C) as
(D) although
90. Kenyon Cox, an art critic and painter,
best known for his murals, portraits, and
decorative designs in public buildings throughout the United States.
(A) who is
(B) he is
(C) is
(D) and he is