用do,does,doing,did填空.
1.whatareyou______?
I'mwritingalettertomyfather.
2._____youlikemypostcard?
yes,Ilikeitverymuch.
3._____hehaveakite?
No,he_____.
4._____Tomgotoschoolyesterday?
yes,he____.
5.whatcanyou_____onatrain?
Icanlookoutofthewindow.