2、ismyuncle.A.cousinB.brotherC.grandfatherD.son()5.Let’s ______ swimming with him, Lucy.A. go B. going C. goes D. to go()6.Whereare______mathbooks?---Arethose______.A.mineyoursB.myyourC.myyoursD.mineyour()7.Look____thedolphin.It’sverycute.A.atB.inC.ofD.up(