根据下 * * 个反应的化学方程式，判断有关物质的还原性强弱顺序[ ]

①I₂+SO₂+2H₂O=H₂SO₄+2HI ②2FeCl₂+Cl₂=2FeCl₃ ③2FeCl₃+2HI=2FeCl₂+2HCl+I₂

A．I^-＞Fe²⁺＞Cl^-＞SO₂

B．Cl^-＞Fe²⁺＞SO₂＞I^-

C．Fe²⁺＞I^-＞Cl^-＞SO₂

D．SO₂＞I^-＞Fe²⁺＞Cl^-

Our parents can _______ us ________ food and clothes.

A．provide; with

B．provide; /

C．provide; for

D．provide; as