Thick with trees and sparse with homes, this tranquil area 50 miles north of Houston could
A. molten
B. serene
C. isolated
D. snobbish
查看答案
【C3】
A. it
B. this
C. who
D. that
【C13】
A. efficient
B. silent
C. black
D. required
【C4】
A. limbs
B. fours
C. legs
D. bodies
【C7】
A. from
B. for
C. to
D. at