谁能帮我翻译一下英语啊？用网上翻译器的请绕行

Question

1这是你昨天丢的那支笔
2这是我读过最好的书
3我掉的那支钢笔是我爸爸买给我的
4那个上周给我们做报告的是著名的科学家
5我们班有30个学生，大多是来自城市
6笑到最后的人笑得最好

Answer 1

1. This is the pen you lost yesterday.
2. This is the best book I have ever read.
3. The pen i lost was given by my father.
4. The presenter last week was a famous scientist.
5. There are 30 students in our class, most of them are from cities.
6. The one who laughes to the last, the best.
（好就请采纳。）

Answer 2

1 This is the pen you lost yesterday .
2 This is the best book I have ever read.
3 The pen I lost is bought by my dad for me.
4 The one gave us a report last week is a famous scientist .
5 There are 30 students in our class,most of whom are from city.
6 The one laughs last who laughs best.

Answer 3

1 This is you lost yesterday that pen
2 This is the best book I have ever read
3 I lost the pen is my father bought for me
4 The last week to give us a report is a famous scientist
5 Our class has 30 students, mostly come from the city
6 He who laughs last laughs best

Answer 4

1.This is the pen you lost yesterday. 2.This is the best book I have ever read.
3.The pen Ilost is my father bought to me.

Answer 5

1 this is you lost yesterday that pen 2 this is I have read the best book 3 I lost the pen is my father bought for my four that last week to give us a report is the famous scientist 5 we the class has 30 students, mostly come from the city and laughs best who laughs last