1.in the end 意为“最后，终于”，多用作状语。

He calmed down in the end.

他的情绪终于平定下来。

2.At the end of 意为“在………末尾，在……结束时”，多用于指时间(如星期、年月)或地点。

You should sign your name at the end of report.

你应该在报告后面签上你的名字。

At the end of these two weeks, you can go ahead and repeat the program.

在这两周结束时，你可以继续重复这个训练项目。

3.Come to the end 动词短语，意为结束，多表示事件的结束。

The summer market doldrums officially come to an end.

夏季市场的萧条正式结束了。

4.By the end of 意为“在……结束之前”，多做状语，强调事件之前。

By the end of that year we had about 70 users.

到年底的时候我们有大约70名客户。

5.On end 意为“连续地;竖着”，作状语。

But it can be played for hours on end.

但它能让你连续玩上个几小时。

小练习：

1.____the semester, you might improve your communication ability.

2.We talked about where to go and stayed at home____.

3.We can focus on our special interests for hours ____.

答案：at the end of ; in the end; on end

1.in the end 意为“最后，终于”，多用作状语。

He calmed down in the end.

他的情绪终于平定下来。

2.At the end of 意为“在………末尾，在……结束时”，多用于指时间(如星期、年月)或地点。

You should sign your name at the end of report.

你应该在报告后面签上你的名字。

At the end of these two weeks, you can go ahead and repeat the program.

在这两周结束时，你可以继续重复这个训练项目。

3.Come to the end 动词短语，意为结束，多表示事件的结束。

The summer market doldrums officially come to an end.

夏季市场的萧条正式结束了。

4.By the end of 意为“在……结束之前”，多做状语，强调事件之前。

By the end of that year we had about 70 users.

到年底的时候我们有大约70名客户。

5.On end 意为“连续地;竖着”，作状语。

But it can be played for hours on end.

但它能让你连续玩上个几小时。

小练习：

1.____the semester, you might improve your communication ability.

2.We talked about where to go and stayed at home____.

3.We can focus on our special interests for hours ____.

答案：at the end of ; in the end; on end