303.Some insects ______ the colour of their surroundings to protect themselves.
A.take in
B.take off
C.take on
D.take out
304.The exam results will be _____ on Friday afternoon.
A.put down
B.put off
C.put up
D.put away
303.答案是C;考查动词短语的辨析。take in吸收，欺骗;take off拿走，取下，脱去(衣服等),起飞;take on承担，呈现，雇用;take out把…带出去，清除，除掉。 句意:一些昆虫为了保护自己，让自己的体色与其周围环境呈现相似颜色，选C。
304.答案是C;考査动词短语的辨析。put down放下，平定，镇压，记下;put off推迟;put up举起，建立，张贴，投宿;put away放好，储存。句意:考试结果将在星期五下午公布。
