Mary spent half an hour on her homework yesterday. It Mary half an hour to do her homework yesterday. 72. Mary asks me what she should wear at the party. Mary asks me what at the party. 73. Mary believes that she is right. Mary that she is wrong. 74. Mary got up late and she didn't catch the school bus. Mary got up late the school bus. 75. Mary didn't know what she should do next. Mary didn't know what next.