下列离子或分子在溶液中能大量共存，通入SO₂后仍能大量共存的一组是

A．Na⁺、Mg²⁺、Cl^-、ClO ^-

B．NH₃·H₂O、SO₃^2-、K⁺、Na⁺

C．Fe²⁺、Na⁺、K⁺、NO₃^-

D．K⁺、Ca²⁺、Br^-、Cl^-

根据对话情景和内容，从对话后所给的选项中选出能填入空白处的最佳选项。选项中有两个为多余选项。

---Come on.   小题1: It’s getting late.

---I don't want it!

---Oh, go on, carrots are good for you.

---小题2:

---Well, you ought to and anyway they make you see in the dark.

---No, they don’t. I can’t see in the dark.

--- 小题3: 

---You eat a lot of carrots, but can you see in the dark?

---Of course, I can… What are you dong?

---Turning off the light… there… 小题4: 

---I don’t believe you.

---Well, can you see them? It’s dark now. 小题5: 

A．You can if you eat more carrots.

B．Can you see in the dark?

C．You needn’t go on with the food.

D．You’d better eat up quickly.E. I’ve eaten all my carrots.

F. I can see everything in the dark.

G. I don’t like all things that are good for me.