—What’s wrong with my computer, Jack?—Let me have a check. OK, it works now.—You mean, nothing wrong with it, ________ ?

Be sure to go to the concert with me, _____?

He seldom has lunch at school, ________? 

The employee must have been dismissed by the employer last month, ____ he?

When you are dressed in the latest style, dancing to the most fashionable music after watching the latest film, you feel great,______?