问题
选择题
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
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。