----______has Tom been a doctor ? -----Since two years ago.
【2013江苏盐城】—Are you in a burry? —NO, I’ve got plenty of time I wait.
【2013山东潍坊】You mustn’t go off on your own, because you _____get lost in the mountains.
【2013湖北黄冈】—Who’s the man over there? Is it Mr. Black?—It ______ behim. He’s much taller.
【2013江西】There's only one day to go. You _____finishyour schoolwork by tomorrow.
【2013山东济宁】According to the new trafficlaw, everyone in acar_______wear the seat belt.