根据表格内容，判断正误。

    Now you are in a dinosaur ____park. Coming here, you will find a kind of old ____, dinosaur, which died out millions of years ago. In our park, we are happy to show you ____ dinosaurs, which lived in the Jurassic. The four-storied-building-high grass-eating dinosaurs are submissive (温顺的) and kind. You can ____ towards them and touch them. But the ____  of them are dangerous. The four-legged meat-eating dinosaurs are very cruel. Please don't ____ them and don't try to give them food. The ____ here is very thick and full of all kinds of animals that lived in the Jurassic. Without any special____and the leading of the guide, please don't step into it. OK, I'm sure that our park will ____anyone who comes here and you will ____a lot from it.

青藏高原是我国夏季气温最低的地方，导致这一现象的主要影响因素是（  ）

读句子，再正确选择。

从前，德国有个林务官，刚上任，就下了一道命令：把森林“打扫”干净。

这句话中冒号的作用是_____，引号的作用是_____。（   ）