take是介词吗

take不是介词。

She rose and took a tentative step backward .她起身试探着退了一步。

Mary took the place of helen as an instructor .玛丽代替海伦当讲师。

The child 's condition took a favourable turn ...孩子的病情有好转。

When can you take delivery of the car ?你什么时候才能收到那辆汽车

You should discourage him from takingthat trip .你应劝阻他去旅行。