12．When is the Sonora market in Mexico open？ A．It opens every day except Monday B．It opens every day from early in the morning till late in the afternoon C．It opens every day from early in the morning till late at night．
10．Having a good attitude is important．If you have a test tomorrow，you should do something except________（ ） ①listen to the teacher carefully in class ②stay up late studying ③go over your lessons carefully ④listen to some rock music before sleeping to relax ⑤argue with your parents when they tell you to study hard．
