下列各项组合中，能体现生命系统由简单到复杂的正确层次的是 ①皮肤②胃黏膜③神经细胞④蚯蚓⑤细胞内蛋白质等化合物⑥病毒⑦同一片草地上的所有山羊⑧一池塘中的所有鱼类⑨一片森林⑩一池塘中的所有生物

题干

下列各项组合中，能体现生命系统由简单到复杂的正确层次的是（）

①皮肤②胃黏膜③神经细胞④蚯蚓⑤细胞内蛋白质等化合物⑥病毒⑦同一片草地上的所有山羊⑧一池塘中的所有鱼类⑨一片森林⑩一池塘中的所有生物

A：⑤⑥③②①④⑦⑩⑨

B：③②①④⑦⑩⑨

C：③②①④⑦⑧⑩⑨

D：③②①④⑦⑨

上一题下一题 0.0难度选择题更新时间:2012-05-07 11:08:51

B

This Sunday is grandpa's birthday. The Smith family are going to celebrate it at home, so they will have a busy weekend.

Saturday
Morning	Dad-clean the car in the garden Mum-clean the kitchen and bedrooms of their house Amy-have dance lessons in the gym Rose--work on science projects in the library
Afternoon	Mum and Dad-buy some food at the supermarket Amy and Rose-choose gifts and cards for grandpa
Evening	Watch TV together
Sunday
Morning		Mum---make a big birthday cake Amy and Rose-wrap grandpa's gifts
Afternoon		Amy-help Mum cook delicious food Rose-help Dad decorate the sitting room
Evening		Amy and Rose-give gifts to grandpa The whole family-have a party

根据表格所提供信息，从每小题所给的A、B、C三个选项中，选出一个最佳答案。