关于反义疑问句问：你昨天吃了冰激凌,我写you ate an ice cream yesterday,didn't yo

关于反义疑问句
问：你昨天吃了冰激凌,我写you ate an ice cream yesterday,didn't you?
拿一些照片给教室,我写bring some photos to class,didn't you?
他们昨天放了风筝,我写they flew a kite yesterday afternoon,didn't you?
以上全部都是错的,为啥呢?本人是预初,用的6A教材.
对不起,我打错了,第二句是：bring some photos to class,don't you?