The document discusses the structure of the phrase "be able to" in English. It explains that "be able to" is not a modal verb but uses the verb "be" plus an adjective and infinitive similarly to modal verbs like "can" and "could". It provides examples of the affirmative, negative, and interrogative forms of "be able to" in the present, past, future, present perfect, and past perfect tenses.

1. CENTRO DE BACHILLERATO TECNOLÓGICO
AGROPECUARIO # 18
¨GRAL. CIPRIANO JAIMES HERNANDEZ¨
V SEMESTER DEVELOPING COMMUNITY ¨B¨
LIC. JUANA CHAMU M.
ENGLISH V
¨BE ABLE TO¨
MEMBERS:
JESUS SANTIAGO MANUEL CARMEN
ROLANDO ABISAI PEREZ ZAVALETA
ALONDRA DEL ROCIO PALACIOS FABIAN
PEDRO RAING ESTELA GARCIA

2. BE ABLE TO
What is BE ABLE TO?
Although we look at ¨BE ABLE TO¨ here, it is not a
modal verb. It is simply the verb Be plus an abjetive
followed by the infinitive we look at Be able to here
because we somethimes use it instead of CAN and
COULD.

4. STRUTURE OF BE ABLE TO
A: SUBJECT + BE + ABLE + TO INFINITIVE.
Example:
I AM ABLE TO DRIVE
N: SUBJECT + BE + NOT + ABLE + TO INFINITIVE
Example:
SHE IS NOT ABLE TO DRIVE
I: BE + SUBJECT + ABLE + TO INFINITIVE + ?
Example:
ARE YOU ABLE TO DRIVE ?

5. STRUTURE PAST SIMPLE
A: SUBJECT + WAS/WERE + ABLE + TO INFINITIVE.
Example:
I WAS ABLE TO PLAY THE PIANO
N: SUBJECT + WAS/WERE + NOT + ABLE + TO INFINITIVE
Example:
I WAS NOT ABLE TO PLAY THE PIANO
I: WAS/WERE + SUBJECT + ABLE + TO INFINITIVE + ?
Example:
WAS I ABLE TO PLAY THE PIANO ?

6. STRUCTURE FUTURE SIMPLE
A: SUBJECT + WILL + BE + ABLE + TO INFINITIVE .
Example:
YOU WILL BE ABLE TO GET TICKET
N: SUBJECT + WILL + NOT + BE + ABLE + TO INFINITIVE.
Example:
YOU WILL NOT BE ABLE TO GET TICKET
I: WILL + SUBJECT + BE + ABLE + TO INFINITIVE + ?
Example:
WILL YOU BE ABLE TO GET TICKET ?

7. STRUCTURE OF PRESENT PERFECT
A: SUBJECT + HAVE/HAS + VERB PARTICIPLE + ABLE +
TO INFINITIVE.
Example:
I HAVE BEEN ABLE TO SWIM.
N: SUBJECT + HAVE/HAS + NOT + BEEN + ABLE + TO
INFINITIVE.
Example:
I HAVE NOT BEEN ABLE TO SWIM.
I: HAVE/HAS + SUBJECT + BEEN + ABLE + TO INFINITIVE
+ ?
Example:
HAVE I BEEN ABLE TO SWIM ?

8. STRUCTURE PAST PERFECT
A: SUBJECT + HAD + BEEN + ABLE + TO INFINITIVE.
Example:
I HAD BEEN ABLE TO SEE HIM.
N: SUBJECT + HAD + NOT + BEEN + ABLE + TO INFINITIVE.
Example:
I HAD NOT BEEN ABLE TO SEE HIM.
I: HAD + SUBJECT + BEEN + ABLE + TO INFINITIVE + ?
Example:
HAD I BEEN ABLE TO SEE HIM ?