There are other factors over and above those we have discussed.
除了我们所讨论的之外，还有其他因素。
There are bound to be changes when the new system is introduced.
引进新系统后一定会发生变化。
There are no significant differences between the two groups of students.
这两组学生没有明显差别。
There are two points which I wanted to make.
我想要指出的有两点。
There are only so many hours in a day.
一天不过这么几个小时。