题目
14. (单选题,5.0分)The ___ of the old building was caused by a gas leak.A. explorationB. explosionC. erosionD. expansion
14. (单选题,5.0分)
The ___ of the old building was caused by a gas leak.
A. exploration
B. explosion
C. erosion
D. expansion
题目解答
答案
B. explosion