Spanish HELP!!! Please? quickly?

Yo __el sobre en el buzón.

pude

estuve

puse

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Question 2 (Multiple Choice Worth 1 points)

Nosotros ____a la oficina.

anduvimos

pusimos

supimos

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Question 3 (Multiple Choice Worth 1 points)

Ellos ____a la biblioteca.

anduvieron

pusieron

supieron

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Question 4 (Multiple Choice Worth 1 points)

Yo escribí la _____en el sobre.

estampilla

dirección

tarjeta

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Question 5 (Multiple Choice Worth 1 points)

Yo puse la carta en el ___.

sello

sobre

lavabo

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Question 6 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Armando ___ en la piscina todo el día. (estar)

Answer for Blank 1:

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Question 7 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Carlos__ al parque. (andar)

Answer for Blank 1:

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Question 8 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Nosotros __ la dirección en el sobre. (poner)

Answer for Blank 1:

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Question 9 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Ustedes no __ir al concierto anoche. ¿Por qué? (poder)

Answer for Blank 1:

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Question 10 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Yo ____ en la tienda. (estar)

Answer for Blank 1:

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Question 11 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Tú __la verdad anoche. (saber)

Answer for Blank 1:

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Question 12 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Yo __ mi libro encima de la mesa. (poner)

Answer for Blank 1:

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Question 13 (Fill-In-The-Blank Worth 1 points)

Fill in the blank with the correct form of the verb in the preterite tense.

Vosotros __ al teatro. (andar)

Answer for Blank 1:

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Question 14 (Multiple Choice Worth 1 points)

Yo pongo UNA _____en el sobre.

sello

estampilla

correo

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Question 15 (Multiple Choice Worth 1 points)

When used in the preterite tense, the verb “saber” means

to speak

to go out

to find out