请问英语高手 改错题 顺便请翻译

1、He has finished half of his lecture.他完成了报告的一半。
2、By the time I retured to my country,I had been away from home for more than 3 years.直到我返回祖国的那一刻，我已经离家超过三年了
3、When,where,and by whom was the automobile invented?手机是何时、何地、被谁发明的呢？
4、Mr Lee was upset by our not telling him the truth.因为我们没告诉他真相，李先生情绪失落。
5、The day was very hot,so I turned on the air conditioner.天气很热，所以我开了空调。
6、Dr.sales is a person I don't have much confidence in.(如果特指，那就用the person,要看上下文定。）Sales博士是个我不太信得过的人。
博士就是那个频繁在本地区给庄稼造成重大破坏的人。(这句你打窜了吧？）
7、Typhoon cause great damage to crops very often in this area.台风频繁在本地区给庄稼造成重大破坏。
8、She sat at the table in the restaurant.她做在餐厅的餐桌旁。（这要看上下文，这句仅做参考）

1he has finished half OF HIS lecture,
2by the time I REturn to my country,I WILL HAVE BEEN away from home for more than 3 years.
3when,where,and by whom Was the automobile RENTED ?
4Mr lee was upset FOR not HAVING BEEN TOLD the truth
5 IT was very warm,SO I turned OFF the air conditioner.
6Dr.sales is a person very often great damage to crops in this area.-------这句你再核实一下
7A typhoon OFTEN causeS very great damage to crops in this area
8 She sat at a / the table in the restaurant.

1he has finished half his lecture,他已经讲完一半课
2by the time I return to my country,I will have been away from home for more than 3years.
3when,where,and by whom has the automobile been invented?
4Mr lee was upset by us not telling him the truth
5the day was very warm,for which I turned on the air conditioner.
6Dr.sales is a person I don't have much confidence in..
7A typhoon causes great damage to crops in this area very often.
8on the table sat she in the restaurant.

第一个不知道 第二个 好像是 by the way