题目

   Do you know Australia? Australia is the largest island in the world. It is a little smaller than China. It is in the south of the earth.  36  The population of Australia is nearly as large as that of Shanghai. 37   The cities in Australia have got little air or water pollution. The sky is blue and the water is clean. You can clearly see fish swimming in the rivers. Plants grow very well. Last month we visited Perth, the biggest city in Western Australia, and went to a wild flowers’ exhibition.  38   We had a wonderful time. Perth is famous for its beautiful wild flowers小明很喜欢吃伯父家的板栗、玉米、蕨菜和松子，想要些种子带回家去种。他不可能要到的植物种子是A. 板栗 B. 玉米 C. 蕨菜 D. 松子