there be加doing和to do的区别
1、解释:There be + 主语 + to do …通常表示动作尚未发生…如:
There are a lot of flowers to be watered. 那里还有很多花没被浇水。
2、There be + 主语 + doing …通常表示动作正在发生:
There are many boys playing basketball. 那里有许多男孩正在打篮球。
eg:有23条河注入湖中
There are 23 rivers flowing into the Lake.