有关分子热运动，下列说法正确的是（　　）

龙眼是海南常见的水果．一棵茂盛的龙眼树要结出好吃的龙眼，要经过哪个过程（  ）

我们要尊敬我们的老师，就要做到（    ）

①虚心听取老师的教诲，努力达到老师的要求          ②不给老师提意见

③与老师交往时，谦虚、恭敬、有礼貌                      ④关心、体谅和帮助老师

完形填空。

    Today is Saturday. It's 1. Jack and Kitty go to a park in the country side. The wind is 2 gently. The clouds are moving slowly in the  3. Some birds are singing in the trees. They are flying a kite 4. The kite flies  5 the tree. Suddenly(忽然)，The wind 6  strong. The clouds are moving quickly. The strong wind blows their kite away. Jack and Kitty go home quickly.

某中学开展以“古代中国政治”为主题的研究性学习，拟定了下列论文题目，其中有明显错误的是(     )