at all(根本), at first(最初), at any cost(以任何代价), at hand(在附近), at once(马上)。
3. 由by构成的
介词短语,如:
by no means(决不), by oneself(独自), by the way(顺便), by all means(一定要), by chance(偶然)。
4. 由from构成的介词短语,如:
apart from(除了), far from(很不), from time to time(不时), from now on(从现在起)。
5. 由in构成的介词短语,如:
in public(在公开场合), in detail(详细的), in advance(事先), in fashion(流行), in return(作为回报)。
6. 由off构成的介词短语,如:
off balance(失衡), off duty(下班), off the price(减价), off guard(不提防), off one's head(有点发疯)。
7. 由on构成的介词短语,如:
on average(平均), on business(因公), on the job(上班), on foot(走路), on time(准时)。
8. 由out of构成的介词短语,如:
out of danger(脱离危险), out of hand(缺人), out of reach(不可及), out of debt(还清债务), out of sight(看不见)。
9. 由to, up to, with, within, without构成的介词短语,如:
to the point(中肯), up to date(时髦), with regard to(关于), within range(在范围内), without delay(毫不拖延)。