Once our supplies , we will take the risk of starving to death.
A. have dried out
B. are given out
C. have dried up
D. have been run out
网友回答
A. have dried out
B. are given out
(答案→)C. have dried up
D. have been run out
解析：句意:一旦我们用光了供应品,我们将面临饿死的危险。此处dry up为不及物动词短语，意思为“用光；耗尽”。give out和run out用作“用光；耗尽”讲时，为不及物动词短语，不能用于被动结构；而dry out意思为“使干透”。