题干
Some people waste too much water. They don't believe that it can _______ some day.
A：keep out
B：run out
C：be run out
D：run out of
答案(点此获取答案解析）
B
Some people waste too much water. They don't believe that it can _______ some day.
A：keep out
B：run out
C：be run out
D：run out of
