只有第四单元笔试的：

　　3.(1)Didgodidn'tdiddowent

　　(2)willdowill-plantwillplant

　　(3)aredoingare-singingdancingaresingingare-singing

　　(4)Didgodidn'tDidgodidn't-gohelped

　　(5)Doesgodoesdoesshop

　　(6)cameDidhaveleaved

　　（有连号的是在一个空中的）

　　4.(2)Didtheboysvisitedthemuseumyesterdayafternoon?

　　No,theydidn"t.TheyvisitedtheGreatWall.

　　(3)DidtheboysvisitedthefarmlastSaturday?

　　No,theydidn"t.Theyplantedtrees.

　　(4)Didthechildrenwatchedaplaylastnight?

　　No,theydidn"t.Theywatchedafilm.

　　(5)Didtheboycaughtabirdyesterdaymorning?

　　No,hedidn"t.Hecaughtafish.

　　(6)Didthegirlcleanedherbedroomyesterdayevening?

　　No,shedidn"t.Shewateredtheflowers.

　　5.WaswasWherewaswithWhenwasWhatHowbedidmustSeeSee

　　6.(1)Trees.

　　(2)Yes,theycan.

　　(3)Yes,itis.

　　(4)It"sbetweentwoandthreethousandyearsold.

　　(5)HarryCole.

　　(6)It"s113metrestall.