帮忙翻译句子!!!

1.多么令人愉快的天气啊

2.茶是四千年前偶然发现的!

3.你知道教室是昨天什么时候打扫的吗?

4.昨天直到晚饭做好他才回来

5.Who invented the alarm clock?(改为被动语态)

Who ____the alarm clock _____ _____?

1,what a pleasent day

2.tea was accidently found four thousand years ago

3,,do you know when was the classroom cleaned yesterday?

4,he came back until supper yesterday evening.

5,The alarm clock was invented by whom?

who was the alarm clock's inventor?

1 what a enjoyable weather.

2 Tea was discovered by chance 4000 years ago.

3 Do you know when the classroom was cleaned yesterday?

4 He did not come back until the dinner was ready yeaterday.

5 who is the alarm clock invented by?

1、What a pleasant weather!

2、Tea was found before four thousand years by accident.

3、Do you know when the classroom was cleaned yesterday?

4、He didn't come back until the dinner ws ready.

5、Who was the alarm clock invented by?

1,What a pleasant weather is！

2,Tea was accidentally discovered in four thousand years ago!

3,Do you know when was the classroom cleaned yesterday ？

4,Yesterday he didn't come back home until super was ready.

5,Who _was___the alarm clock invented __by___?