英语定语从句在线翻译，急啊，等着用。跪求。。。

Question

1，我永远忘不了我入共青团那一天。
2，我现在还清楚的记得我来一中那一天。
3，这家工厂就是我们去年参观的那一个吗？
4，这是你父亲工作的那件工厂吗？
5，你找到丢钱包的那个学生了吗？
6，这本书它的书皮破了，不是我的。
7你认识哪个给我们老师说话的人吗？
8，我切面包的那把小刀很锋利。
9那就是我为什么拒绝在会上发言的原因。
10，他的狗，当时年纪大了，生病死了。

Answer 1

1，我永远忘不了我入共青团那一天。
I would never forget the day on which I joined the communist youth league
2，我现在还清楚的记得我来一中那一天。
I still remember the day when I came to the No.1 middle school.
3，这家工厂就是我们去年参观的那一个吗？
Is this the factory which we visited last year?
4，这是你父亲工作的那件工厂吗？
Is this the factory in which your father works?
5，你找到丢钱包的那个学生了吗？
Do you find the student who lost the wallet?
6，这本书它的书皮破了，不是我的。
This book whose cover was broken is not mine.
7你认识哪个给我们老师说话的人吗？
Do you know the one who is talking with our teacher?
8，我切面包的那把小刀很锋利。
The knife which I cut bread with is very sharp.
9那就是我为什么拒绝在会上发言的原因。
This is the reason why I refused to speak in the meeting.
10，他的狗，当时年纪大了，生病死了。
His dog that was very old died of illness.

Answer 2

1. I will never forget the day when I joined The Communist Youth League of China.
2.I still remember the day when I came to the No.1 high school clearly.
3.Is this the same factory that we visited last year?
4.Is this the factory where ur father works ?
5.Did u find the student whose purse was missing?
6.The book with book cover broken is not mine.
7.Do u know the person who is talking with our tearcher?
8.The knife with which i cut the bread is very sharp.
9.That is why i refuse to speak during the meeting.
10.His dog was too old at that time that it died of illness.

Answer 3

I would never forget the day that I joined the Communist Youth League
Until now I still remember clearly the day I came to the No.1 middle school
Is this factory the one that we visited last year?
Is this factory the place where your father works in?
Have you found the student who lost the purse?
The book, whose cover is broken, is not mine.
Do you know the person that is talking with our teacher?
The knife which i use for cutting bread is very sharp
This is the reason why i deny speaking at the meeting.
His dog,who was so old at that time,died of illness
个人意见，仅供参考。。

Answer 4

1. I can never forget the day when I joined the Youth League.
2. Still I remember the very day when I came to the First Middle School.
3. Is this factory the one we visited last year?
....