He started to learn English in 1990 and in the years ________ he kept on using it in his work.
Professor Li always allows his students to voice their opinions in class, ______ sometimes their opinions are not sound.
--Shall I have another look at the flat and tell you more about it?--__________. I’ll telephone the salesgirl for details myself later.
--- We have just watched a wonderful movie! Iron man is really excellent! --- ___________. I have never watched a better film than this one.
Running a company is not ______ a matter of hiring people---they also need to be trained.
Leaders should be careful not to act beyond their _______ and do things against the law.