— We must act now because time is .
— Yes. Let’s start.
A. ing out
B. giving out
C. putting out
D. running out
网友回答
A. ing out
B. giving out
C. putting out
(答案→)D. running out
解析：此题考查四个短语的区别，e out是发芽或出版，give out表示分发，散发的意思。Put out表示扑灭，run out 表示用尽用光的意思。根据题意可以选D.