----Three students came late to school this morning, Tom and Jack_______.

______, his mother has to take care of him at home.

With exports     an important role in its economic growth now, this province has been affected by the global economic downturn.

Almost all of his time ______ experiments, he has no time to visit his parents.

I have two elder brothers, ____ in the army for ten years.

--- Come on, please give me some ideas about the project.
---Sorry. With so much work ____ my mind, l almost break down..

Have you heard of it ? Firefighters rushed into a burning house, three of them unfortunately
       in and         their lives.

The subway was crowded with passengers going home from market, most of _____ carrying heavy bags and baskets full of fruit and vegetables they had bought there.

With a large amount of work ______, the chief manager couldn’t spare time for a holiday.

Walter offered us a lift when he was leaving the office, but our work _______, we refused his offer.