Yesterday I _________ at home all day because I was ill. (   )

A．stay

B．stayed

C．staied

用所给单词的过去式填空。
1．The snowman __________ (open) his eyes and talked to me.
2．We ____________ (play) in the snow.
3．Jenny __________ (be) happy because she had a new dress.
4．John ___________ (take) off his gloves and put them on the desk.
5．Jack __________ (can) sing a song.
6．The boy ____________ (make) a paper airplane.

He ______ twenty minutes doing his homework yesterday. (   )

A．spent

B．took

C．cost

You _________ me Chinese last week. (   )

A．taught

B．teacher

C．teach

Mary _________wtite a good story last year. (   )

A．couldn’t

B．should

C．can