题目

What shall we use for power when all the oil in the world has _______? A. given out B. put out C. held up D. used up 答案：A 解析: 此题考查短语动词的用法。give out“用完，用光”；put out “扑灭(大火)”；hold up “阻碍”；use up “用完”。若选D项，则要用被动形式。 They won't buy any new clothes because they ________ money to buy a new car． [　　] A． save B． were saving C． have saved D． are saving