4. They told me that the legal rate of interest at present is-was six per cent.

5. Have you ever heard him try to prove that black iswas white?

6. What iswas the name of the banker who lectured to us yesterday?

7. I never could remember what the important products of my county arewere.

8. The advocate of Equal Suffrage argued that mothers needneeded the ballot to protect their children.

9. She said that a democracy iswas a government of the people, by the people, and for the people, and that women are-were people as well as men.

10. The speaker asserted that this country needsneeded a tariff to protect home industries.

Exercise 108—Principal Parts

No one can be certain of using the correct form of a verb unless he knows the principal parts. Some verbs are regular; that is, they form their past tense and their perfect participle by adding ed to the present tense; as,

PresentPastPerfect Participle
walk walked walked