There’s a _____ in our office that when it’s somebody’s birthday, they bring in a cake for us all to share.
(2012·安徽) The athlete's years of hard training __________ when she finally won the Olympic gold medal.
The officer insisted that Michael did not follow the correct __________ in applying for a visa.
I wasn't blaming anyone; I__________ said errors like this could be avoided.
When asked about their opinion about the schoolmaster, many teachers would prefer to see him step aside __________ younger men.
—May I have a word with you? —__________. I'm not busy, anyway.