—Did you remember to give Mary the money you owed her?—Yes. I gave it to her I saw her.A.

问题补充：

—Did you remember to give Mary the money you owed her?

—Yes. I gave it to her I saw her.

A. while

B. the instant

C. suddenly

D. once

答案：

A. while

(答案→)B. the instant

C. suddenly

D. once

解析：考查连词短语：the instant可以做连词短语，后面接从句，表示“一…就…”，句意：--你记得给玛丽欠她的钱吗？--是的，我一看到她，就给她。选B。