【简答题】植物进行蒸腾作用的主要器官是叶.______.
【单选题】叶是植物体进行蒸腾作用的主要器官。以下对叶的相关描述错误的是
【单选题】有关蒸腾作用的下列叙述中,错误的是( )
【简答题】党的十三届四中全会以后,以同志为主要代表的中国人,围绕着建设什么样的党,怎样建设党的主题,形成了“ ”重要思想,确立了社会主义( )的改革目标和基本框架,成功把( )推向21世纪。
【单选题】One day Jerry borrowed a pot from his neighbor Tom. The next day he brought it back with another little pot inside. "That's not mine," said Tom. "Yes, it is," said Jerry. "While your pot was staying w...