下列实验操作，下列图示的实验基本操作正确的是（   ）

 阅读理解。根据短文，判断正误。

      There are two picturesabout our city. One is now. the other one is before(以前的). Look! There was a small park, but now there is a big and beautiful park. And there is a lake with some ducks on it. There wasn't a lake before. In our city there were some old houses, small trees. But now there are some new and high buildings（建筑物）. The trees are very tall and the flowers are very beautiful. There are some supermarkets and some cars now. I love my city. Do you want to visit here?

2015年8月，新修订的《中小学生守则》正式印发，“上课专心听讲，积极发表见解”“虚心接受批评，学会合作共处”等更具操作性的具体行为规范被写进守则。以下同学的做法符合中学生守则的是（    ）

小明随爸爸一道去北京游玩，游玩期间观看了天安门升旗仪式。下图示意天安门升旗时的时刻表读数（北京时间）。此时(  ）