用所给词的适当形式填空。 1.Many valuable paintings____________ ( sell ) in the past few years . 2.He ____________ ( make ) to work hard recently. 3.A notice ______already__________ ( put up ) on the wall. 4.The novel ____________ ( translate ) into seven languages so far. 5.The problem____________ ( not solve ) by us yet. 6.The machine ____________ ( replace ) by the computer. 7.A lot of money____________ ( spend ) by the government on the Hope Project. 8.She____________ ( tell ) the truth by 2019. 9.The computers____________ ( give away ) to a local school by the government. 10.Many fine cars ____________ ( produce ) by the car factory since the technological revolution.