14.This doubt had been in my mind for some time, but the research still went on____some reasons.
We are satisfied with his job in our company. Everything goes better now than when he his work here.
A clean environment can help the cityits economic development.
—What made him so worried. —his wallet.
The job is great in terms of salary. It has its disadvantages,.
—Why are they taking all the equipment away? —With the job , they are leaving.