—I have done well in the exam because of no careless mistakes.—Congratulations! Students can never be _______ careful in exams.
Mr. Black is very happy because the clothes made in his factory have never been __________.
—I heard the Backstreet Boys would sing at the New Theater. —Where did you __________?
—How could you __________ my sister so easily in the crowd? —Because she stood out in a red dress.
Singing and dancing, the children were __________ the park when it began to rain cats and dogs.
—Are you __________ about computer games? —No. I'm just interested in them.