If nobody breaks traffic rules and everyone is careful enough, most accidents can be________.
—Merry Christmas! —_______.
The policeman caught the thief ______ has stolen Mr. Li’s computer.
—Miss Gao, I am feeling bored. Would you mind my ________ here? —You had better not, for smoking is forbidden in public now.
There _____ an English speaking contest(演讲比赛) for middle school students in our city in early July.
Those toys for children look _______ and sell _______.