病人"素不应食,而反暴思之,必发热也"是()
A.脏气为邪气所改变
B.胃热消谷
C.食复的一种表现
D.正胜邪退的征象
参考答案:A
The reason _____ he failed the exam was that he spent more time playing and less time learning. [ ]
A. because
B. that
C. why
D. which
炉水结垢处理的控制方法是()。
A.锅内加药处理
B.锅外加药处理
C.化学清洗
D.控制氧含量