Many people in the west make _____ a rule to buy Christmas presents for their relatives and friends.
It is required that employees in the company have to have a good__________ of English.
We must keep on learning if we want to keep up with the ____ of the changing times.
If you are not happy with it, you should say it out. Don’t just ______ in silence.
A $1000 ____will be offered to anyone who helps to return the lost jewel .
Not only spring but autumn is actually ______ good time for JiaXingers to experience ______ nature, especially when sweet osmanthus (桂树) fully blossoms.