1 . She returned home, only to find the door open and a number of things________ (go). (所给词的适当形式填空)

2 . Tina has decided _________(go) to Rome for her holidays. (所给词的适当形式填空)

3 . —May I speak to your manager at four o'clock this afternoon?
—I’m sorry. He ________ to a conference long before then.

A．will have gone

B．had gone

C．would go

D．has gone