In "I saw a thief stealing something", the italicized part isA．a predicate.B．an attribute.

If I had remembered ______ the window, the thief would not have got in.A．to closeB．closing

It was in Xiamen I saw the sea for the first time.A、whereB、thatC、when

Seldom ______ my boss in such good mood（心情) since I came to work in this company.A．I saw

In "Standing at the door, I saw some girls chatting at a table", the italicized part is us

I was_____ my _____to school when I saw him.A. on, timeB. in, wayC. on, way

The policeman caught the thief in the very _____ of stealing.A.actB.actionC.deedD.perfo