The experiment shows that proper amounts of exercise, if regularly, can improve our health.
Why don’t you bring ______ to his attention that you are too ill to go on working?
______ as planned, our work was highly thought of.
In the past few years, sea ice ____ in the Arctic as a result of global warming.
Peter told us the work would be finished by next month, _____ personally I doubt very much.
By the time our teacher arrives tomorrow, all the work _____,with which he will be content.