Choose the correct answer.&nbsp;<br><ol><li>My father goes to work [[3]] weekdays.&nbsp;</li><li>After I eat dinner, I like to watch TV [[2]] the evening.&nbsp;</li><li>My first class at college begins [[1]] 8 o`clock.&nbsp;</li><li>He has an appointment to see a dentist [[3]] Monday.&nbsp;</li><li>Last night, I heard a very strange sound [[1]] midnight.&nbsp;</li></ol>