Expressing Obligations

1
Expressing Obligations

• Tener que
• Deber

2
Conjugate TENER

• Yo
• Tu
• El
• Ella
• Usted

Nosotros Vosotros Ellos Ellas Ustedes
3
Conjugate DEBER

• Yo
• Tu
• El
• Ella
• Usted

Nosotros Vosotros Ellos Ellas Ustedes
4
TO HAVE TO ______

• To express an obligation that one MUST or HAS TO
  ________, use the following formula.
• Form of TENER que infinitive
• Example
• Ella tiene que cantar.
• She has to sing.
• Nosotros tenemos que estudiar.
• We have to study.

5
SHOULD or OUGHT TO

• To express that one SHOULD or one OUGHT TO do
  something, use the following formula
• Form of DEBER infinitive
• Example
• Tu debes estudiar.
• You should study.
• Ustedes deben ir con el profesor.
• You should go with the teacher.

6
Practicamos

• Tell your teacher something that you have to do
  after school today.
• Tell your friend something that you should do to
  get an A in Spanish.
• Tell your teacher that he has to write to his
  friend in Sevilla.
• Tell your neighbor that he/she should go to the
  movies tomorrow.
• Ask the person behind you why he/she has to do
  the dishes in the kitchen.
• Ask the person in front of you if he/she should
  eat in the dining room or in the kitchen.