一,
1;was,goes,2;put,3;dirty,cleaned,4;did,do,have,done,5;made,6;pick ,picked ,7;did,water,watered,8;is,is doing,9;draw,10;does,milks.
二,
1;his friend is taking care of his younger brother,
2;we did not watch dragon boat show(competition)on the Dragon Boat Festival last year.
3;did he play violin on music class?no ,he did not.