通常使用不定冠词的短语
after a while过了一会儿
all of a sudden突然
as a rule通常
as a result结果,因此
as a matter of fact事实上
as a whole大体上
at a loss不知所措
in a hurry急忙
in a way在某种程度上
in a word总而言之
It's a pity that... 令人遗憾的是……
put an end to... 结束……
come to an end结束
come to a conclusion得出结论
have a good time玩得愉快
have a rest休息一下
have a cold感冒
have a word with和……谈一谈
keep an eye for对……有鉴赏力
make a living谋生
make a fire生火
make a fool of愚弄
take a walk散步