请选择(13)处的最佳答案.
A. deal
B. bargain
C. surprise
D. people
Desert perennials lose their leaves after the rainy season just as trees lose theirs in wetter climates before winter arrives, but the reasons for this feature are different.
A. True
B. False
C. Not mentioned
Major earthquakes are among nature's most devastating events, causing an incalculable loss of life and property.
A. unmentionable
B. unprofitable
C. insurmountable
D. immeasurable
He stifled an exclamation of pain a.s he rose from the floor.
A. suppressed
B. expressed
C. released
D. uttered