问题
补全对话，情景问答
根据所给图片、汉字和单词的首字母，完成下面对话。
A: What's your favourite fruit?
B: ____________ 
are my favourite fruit.
_____________________. (它们很甜。)
A: What's your favourite food?
B: ____________ 
and ____________ 
are my favourite food.
_____________________.（它们很好吃。）
答案
Bananas, They're sweet, Eggplant, potatoes, They're tasty
→Mn2+ + NO3- + H2O。下列叙述中正确的是