问题
选择题
----How would you like your coffee? ----____.
A．It’s well done
B．Very nice, thank you
C．One cup. That’s enough
D．The stronger, the better.
答案
答案：D
考查交际用语。A干得好、B非常好，谢谢你！C一杯，足够了！D，越浓，越好！。句意：—你要什么样的咖啡？—越浓越好。故D正确。
H2SO3 +2 OH－
2NH3(g)△H=－38.6 kJ·mol-1