A.did; do | B.does; do | C.do; did |
A.plane | B.picture | C.bus |
A.star | B.moon | C.time |
A.window | B.horse | C.mule |
A.Saturday | B.Monday | C.Kevin |
A.Swimming | B.Swiming | C.Swim |
A.is running | B.are running | C.running |
A.cook; read | B.cooked; reads | C.cooked; read | D.cook; reads |