1.Seeing from the top of the hill,and you'll find the city more beautiful2.Study harder,and youwill catch up with the others in your class.这两个句子的see和study为什么一个用现在分词一个用原型?

问题描述:

1.Seeing from the top of the hill,and you'll find the city more beautiful
2.Study harder,and youwill catch up with the others in your class.
这两个句子的see和study为什么一个用现在分词一个用原型?