(单选题)

According to the passage, monarch butterflies in North America migrate to ______.

A.find insects

B.look for water

C.find better weather

D.produce young

参考答案：C

参考解析：

细节理解题。根据第四段第二句“In North America, millions of monarch butterflies fly south to spend the winter in Mexico, California and Florida, where it’s warmer”可知，他们是为了到比较暖的地方过冬。故选C。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语