题干
--- What else do you want to know about the cell phone?
-- _______ it can be used as a digital camera. You know, I’m into photography.
-- _______ it can be used as a digital camera. You know, I’m into photography.
A：That
B：What
C：Whether
D：How
答案(点此获取答案解析）
C
CH3CH2OH(g)+H2O(g) △H＝—255.6 kJ·mol—1，下列说法错误的是
