如图所示的防空导弹驱逐舰被誉为“中华神盾”．它满载时总重约为6×10⁷N，驱逐舰满载以36km/h的速度匀速直线航行时，受到的阻力是总重的0.01倍，如果以这个速度匀速航行10h消耗燃油12t．问：

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      My name is Chen Lan. My home is in Gulangyu. Where is Gulangyu, do you know? It is in Xiamen. It is near the sea (海). Gulangyu is a small place(地方), but it is very nice and clean. There are no cars, buses or bikes. People only walk. So it is very quiet (安静的). My house is in the center of Gulangyu. Behind my house there is a big old tree. My grandfather tells me the tree is very old. There are many birds in the tree. We call it a “bird tree”. My house is near the sea. The sea is big and blue. There are many fish in the sea. After school, I often go there and catch fish with my friends. It is very interesting. I like eating and catching fish.

泉都中学开展综合性学习活动，庆祝“二十四节气”申请成功和中国女排时隔12年再次夺得奥运会冠军。请你参与并完成以下任务。

2016年9月4、5两日，G20第十一次峰会在中国杭州举行，***主席在开幕辞中提到“面对当前挑战，我们应该创新发展方式，挖掘增长动能”。我国如此重视创新的原因是 （   ）

①创新精神是中华民族精神的核心                      ②创新是民族进步的灵魂，创新是国家兴旺发达的不竭动力 

③创新精神是实现中华民族伟大复兴的强大力量  ④一个没有创新能力的民族，难以屹立于世界先进民族之林