i saw a bird ____ to the north A fly B flying C flys D flied
i saw a bird ____ to the north A fly B flying C flys D flied
I saw a bird fly to the north fly ing 是还是 fly
He _ to New York next week.A:is flying B:fly C:flies D:flied
They ____ to Beijing tomorrow.A.are flying B.flied C.flying
Look!A bird ( ) in the sky.A.flies B.is flying C.fly D.flyin
I dream to the moon A.to fly B.flying C.of flying
if i ____ a bird,I will fly in the air.A.am B is C.was D.wer
let the kites ( )high.A,flying B,flies C,to fly D,fly
()the kite like that!A flying B flies C fly D to fly
We discuss__to Hainan tomorrow.A.fly B.flying C.to fly D.fly
I saw him ____ into the small store.A went B going C to go D
What about ___a kite?A.fly B.flying C.flies D.to fly