() I was surprised to see that my work greatly improved as did my relationships .这里的did指代的是?

I opened my mail and was surprised to see a broken vase.（英译中)

He was______enough to see that Jake was the best candidate for the job.A．sensibleB．sensiti

The dog was surprised to see his______in the pool of water.A．reflectionB．statusC．imaginati

I was 【most】 surprised to hear Susan’s marriage.A

Nancy was surprised that they have ______ . They seemed to be a happy couple.A.split upB.b

— Don you feel surprised to see George at the meeting?—Yes. I really didn