施洗约翰吃什么？穿什么？
参考答案：吃蝗虫、野蜜；穿骆驼毛的衣服。
He had to pause from time to time to wipe the sweat from his forehead, because the
air-conditioning system ____.[ ]
A. broke in
B. broke up
C. broke out
D. broke down
溶剂提取技术
