8. The day is either sunny or it is not sunny. To-day is not sunny; therefore it is sunny.

9. It always rains when I wear new shoes. I am wearing new shoes; therefore it will rain to-day.

Exercise 149

Find three reasons for each of the following propositions. State them concisely, reserving the strongest for the last.

As above, find three reasons against each of the following.

Expand one of the reasons that you advanced for one of the propositions given below. Using your statement as the opening sentence, develop it into a paragraph by explanations and illustrations.

1. The high school should have the same session as the grades.

2. The high school session should begin at eight o'clock and close at one, with no recess for luncheon.

3. Final examinations shall be abolished.

4. Every high school should teach manual training.