关于人和绿色植物呼吸作用的比较，下列说法正确的是（　　）

春联的内容往往和社会的而历史变迁相联系。以下春联中能反映我国“一五”计划实施期间社会状况的是（　　）

有“东方甜岛”、“森林宝库”和“祖国宝岛”美誉的岛屿是（    ）
  

阅读短文，从A，B，C，D四个选项中，选出可以填入空白处的最佳选项。

    What do you do after class at your school? You may say you go 1 and do 2 homework. But I think we can have 3 other things to do after class.

    We can 4 different clubs, like the art club and the music club. What can you do? If you swim well, you 5 in the swimming club. Maybe(也许) you can't play the violin 6 the guitar well, but you can 7 to play them at the music club. 8, some people there can help you. I like books and I often go to the 9 club. Do you like books? Come 10 me.