1. Stop facetious . This is a serious matter.

2. Stop being facetious. This is a serious matter.

3. Stop giggling, children; this is a serious matter.

4. However, the exchanging of marriage vows is a serious matter.

5. (b) Why was the disobedience of Adam and Eve a serious matter?

6. So it is a serious matter; fluency is certainly a quality to acquire.

7. When it's a serious matter, I invite all the chiefs lo the circle.

8. This week I've been concentrating on the serious matter of the winter wardrobe.

9. It is also a very serious matter when someone - deliberately or thoughtlessly - pollutes our water supplies.

10. It is also a very serious matter when someone—deliberately or thoughtlessly—pollutes our water supplies.

11. Our use of harmful chemicals and the Consequent damage to the environment is a very serious matter

12. Our use of harmful chemicals and the consequent damage to the environment is a very serious matter.

13. 17 In other days Pork's pilfering would have been a serious matter, probably calling for a whipping.

14. Inquiry is a serious matter and should be done boldly, whether applied to innovation or ponderous theoretical matter.

15. (James 1:26; 3:2, 3) These words show that how you use your tongue is a serious matter.

16. Contributory infringement is a serious matter that has penalties just as severe as if you're actively involved in the infringing activity

17. Deciding to betray the Confidences of a client/patient is a serious matter, even when the consequences of not acting are clear and compelling

18. ‘But her personal antipathy Conceals a more serious matter.’ ‘Through Europe, there can be a kind of internationalism in name and law, but one that Conceals a more fragmented continent, obsessed with regional concerns.’ ‘However, this statistic Conceals some wider problems.’

19. ‘Whatever the reason, the continual Absenteeism of legislators is a serious matter.’ ‘Employees in buildings with healthy interiors have less Absenteeism and tend to stay in their jobs longer.’ ‘People who exercise regularly generally have a lower rate of Absenteeism and require less health care.’

20. ‘Whatever the reason, the continual Absenteeism of legislators is a serious matter.’ ‘Employees in buildings with healthy interiors have less Absenteeism and tend to stay in their jobs longer.’ ‘People who exercise regularly generally have a lower rate of Absenteeism and require less health care.’