问题补充：
sleeps during the day but at night he gets up and eats food.
A. A panda
B. A dog
C. A koala
D. A giraffe
答案：
A. A panda
B. A dog
(答案→)C. A koala
D. A giraffe
解析：考查名词：A、A panda熊猫B、A dog狗C、A koala树袋熊，D.A giraffe长颈鹿，
根据这几种动物的生活习性，故选，只有树袋熊是白天睡觉晚上起来吃东西，故选C
