I wasn't prepared

Another baaaaaaad day. The teacher asked to my friends a lot of questions , i saw de the act, i was afraid about her because if i weren't didn't known the answer she would put to me a bad grademark, so we decided to expose??? answer next thursday. Much better to studying more and prepare myself in for the exposicion task. I had was with my dad too, i went with him to the supermarket to take advantage of buying sugar X_X