In western culture,21 was the age________ young people traditionally received a key to their parents’ door, as a symbol of entering adulthood.
A. in which B. on which C. at which D. to which
It’s easy to become ________to the children you work with.
A. attached B. devoted C. abandoned D. applied
During________ National Day holiday, I received________ endless messages from interested partners but none were suitable.
A. the, the B. the, an C.\,the D. the,\
________anyone phone, tell them I’m in conference.
A. Would B. Shall C. Could D. Should
Well, since you ________ it like that, I can’t really refuse.
A. speak B. put C. tell D. say
Put that money somewhere safe________ it gets stolen.
A. before B. after C. when D. while
