把等质量的X、Y、Z、M四种金属片分别放入同体积、同浓度的足量稀盐酸中．再把X加入到Z（NO3）2溶液中，M加入到YNO3溶液中．反应关系如图所示，据此判断四种金属的活动性顺序为（ ）
| A．Z＞X＞M＞Y |
| B．X＞Z＞M＞Y |
| C．X＞Z＞Y＞M |
| D．Y＞M＞Z＞X |
相关试题
more, and you'll improve your spoken English.
| A． | Speak | B． | Speaks | C． | Speaking | D． | To speak |
--- I've just got a postcard from my pen friend.
--- Let me have a look
. Wow.nice card!
| A． | What | B． | What a | C． | How | D． | Why |
--- What is your favourite sport?
--- Swimming, I think. It's of all.
| A． | earsier | B． | more difficult | C． | the most interesting | D． | the most boring |
---I use your ruler, Lingling?
--- Sure. Here you are.
| A． | May | B． | Would | C． | Need | D． | Must |
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