VI. Cross out the wrong part in the following sentences. 1. You dont have to/ must eat anything you dont like.2. If you dont want to have a sore throat, you dont have to/ oughtnt to drink too much iced water.3. Flight attendants have to/ mustnt take care of passengers on the plane.4. During the lesson, students dont have to/ mustnt leave class without the teachers permission.5. Her mother cooks for her, so she herself doesnt have to/mustnt cook.6. Smokers dont have to/ mustnt smoke in public pla...
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VI. Cross out the wrong part in the following sentences.
1. You don't have to/ must eat anything you don't like.
2. If you don't want to have a sore throat, you don't have to/ oughtn't to drink too much iced water.
3. Flight attendants have to/ mustn't take care of passengers on the plane.
4. During the lesson, students don't have to/ mustn't leave class without the teacher's permission.
5. Her mother cooks for her, so she herself doesn't have to/mustn't cook.
6. Smokers don't have to/ mustn't smoke in public places. This is stated in a new law.
7. Drinks are free for today. It means that you don't have to/mustn't pay money for drinks today.
8. Kelvin won the lottery last year, so he doesn't have to/mustn't work now.
9. According to the company regulations, staff have to/ must finish their work with highest efficiency.
10. To be healthy, we mustn't/ ought to eat healthful food and do the exercise regularly.