翻译几个高一英语

1在这种情况下工作不是乐趣而是痛苦（动名词做主语）
Working is torture instead of joy under this instance.

2新建的学校比我们的大3倍（写3种不同）
The new built school is three time larger than ours.

The new built school is four times as large as ours.

Our school is one fourth of the new built school in size.

3他一回来别忘了告诉他这件事（2种）
Remember tell this to him when he comes back.

As soon as he comes back, tell him this.

4他一直在考虑怎么告诉他他被解雇的事（conisder和不定式）
He is considering how to tell him that he is fired.

5在过去的30年里我们的国家经历了巨大的变化（2种）
During the past 30 years, our country has changed a lot.
Great changes have taken place in our country during the past 30 years.

6回到公寓我发现我的手表丢了（2种）
I found my watch lost when I was back my apartment.
My watch was found lost when I was back my apartment.

1.
working in this situation(under this circumstance) is pain not joy.

2.
the newly-built school is thr