The experiment shows that proper amounts of exercise, if ______ regularly, can improve our health.
several times in the exam,John didnt have much confidence in himself.
—The problem wasn’t difficult for him,was it? —No,it wasn’t.Hea more difficult one.
Let me take care of your little dog while you are away,?
I met Julia the other day.It was the first time weeach other since we graduated from school.
At about 9 p.m.,we came toold templeeast of the town.