问题补充:
Look! The trailwalkers are walking with bodies. The walk must be very.
A. tired; tired
B. tired; tiring
C. tiring; tired
D. tiring; tiring
答案:
A. tired; tired
(答案→)B. tired; tiring
C. tiring; tired
D. tiring; tiring
解析:考查形容词的用法。句意“看!那些毅行者在拖着疲惫的身体行走。那行走一定很累人。”修饰人用以ed结尾的形容词;修饰物用以ing结尾的形容词。第一空修饰人,第二空修饰物walk。故选B。