频率副词 always, usually, often, sometimes, seldom, never等
Gary is always late. He always comes late. Gary总是迟到。
I usually get up at about seven o'clock. 我通常七点左右起床。
Tom and Mary often have lunch together.Tom和Mary常常一起吃午饭。
Sometimes I'm optimistic and sometimes I'm pessimistic.
I seldom go to a movie alone. 我很少自己一个人去看电影。
Never give your savings account number to someone you don't know.
Don't you ever shoplift again! 千万不要再在商店顺手牵羊了。内容来自 听力课堂网：http://www.tingclass.net/show-5855-222471-1.html