5、t/second/third…timethat结构中,谓语动词须用现在完成时,表示到说话时动作发生过几次。ExercisesI.Completethefollowingdialogueswithproperwords.1.–WillsomeonegoandgetDr.White? –He already (send)for.2.–I____________thesportmeetingmightbeputoff.(tell)–Yes,italldependsontheweather.3.–Are yougoing to Ri
6、chard’s birthday party? –Yes.By then I ______my termpaper.(finish)4.–Johnreturnedhomeyesterday.–Where______he______?(be)II.Fillintheblankswiththecorrecttenseforms.1.He___________(turn)offthelight.Wecanleavenow.2.Bythetimewegottothecinema,thefilm___________(begin).3.She___________(finish)herhomeworkb