[Footnote 155: In all these cases deber may be used instead.]

[Footnote 156: He—imperative mood of haber.]

[Footnote 157: The te is the "ethical dative" (which is much more used in Spanish than in English).]

And in—

Tener razón: To be right.

And—

No tener razón or Dejar de tener razón: To be wrong.

We said that the past participle when used with Tener agrees with the direct object, as—

Tengo leídas las cartas: I have read the letters.

But when there is no direct object, of course the past participle remains invariable, as—