通常使用不定冠詞的短語

after a while 過了一會兒

all of a sudden 突然

as a rule 通常

as a result 結果，因此

as a matter of fact 事實上

as a whole 大體上

at a loss 不知所措

in a hurry 急忙

in a way 在某種程度上

in a word 總而言之

It’s a pity that... 令人遺憾的是……

put an end to... 結束……

come to an end 結束

come to a conclusion 得出結論

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……談一談

keep an eye for 對……有鑒賞力

make a living 謀生

make a fire 生火

make a fool of 愚弄

take a walk 散步