应养成勤洗手的习惯，特别是（）要用清洁的流动水和肥皂洗手。
A.制备食物前
B.饭前便后
C.外出回家后
D.拿过钱币后
参考答案：A, B, C, D
—Jack, is there ______ in today's newspaper?
—No, nothing. [ ]
A. anything important
B. something important
C. important anything
D. important something
亚运会历史上。参加届数最多的运动员是谁？
