Avancemos: Cuaderno Práctica Por Niveles 1 (Revised)
Avancemos: Cuaderno Práctica Por Niveles 1 (Revised)
1st Edition
Holt McDougal
ISBN: 9780618765935
Textbook solutions

All Solutions

Page 352: Gramatica C

Exercise 1
Step 1
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In this exercise, you should put the correct form of the verb in the present progressive.

**estar (to be) + present participle = present progressive**

Here is some useful information to help you master the **present participle**:
– ***-ar*** verbs have the ending ***-ando*** (e.g. camin*ando*)
– ***-er*** and ***-ir*** verbs have the ending ***- iendo*** (e.g. com*iendo*)

Step 2
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Here is a table for the verb ***estar*** to help you:

|Singular |Plural |
|–|–|
|Yo **estoy** |Nosotros **estamos** |
|Tú **estás** |Ustedes **están** |
|Él/Ella/Usted **está** | Ellos/Ellas **están**|

Step 3
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1. Marcos y yo **estamos llegando** ….
*(Marcos and I are arriving at our houses.)*

*Marcos and I (we)* is first-person plural, so we used the first-person plural form of *estar,* which is *”estamos.”*

*Liegar (to arrive)* ends with *-ar*, so we added *-ando* ending.

Step 4
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2. Marcos **está lavando**…
*(Marcos is washing his clothes with soap.)*

*Marcos (he)* is third-person singular, so we used the third-person singular form of *estar,* which is *”está.”*

*Lavar (to wash)* ends with *-ar*, so we added *-ando* ending.

Step 5
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3. Yo **estoy quemando**…
*(I am burning vacation photos on a compact disc.)*
(I am copying vacation photos to a compact disc.)*

*Yo (I)* is first-person singular, so we used the first-person singular form of *estar,* which is *”estoy.”*

*Quemar (to burn/to copy)* ends with *-ar*, so we added *-ando* ending.

Step 6
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4. Marcos y Mariela **están leyendo**..
*(Marcos and Mariela are reading their e-mails.)*

*Marcos and Mariela (they)* is third-person plural, so we used the third-person plural form of *estar,* which is *”están.”*

*Leer (to read)* ends with *-er*, so we added *-iendo* ending. The stem also changed from *i* to *y*.

Step 7
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5. Tú **te estás bañando**…
*(You are bathing before you sleep.)*

*Tú (you*) is second-person singular, so we used the second-person singular form of *estar,* which is *”estás.”*

Note that *bañar**se*** is a reflexive verb, so we used a pronoun appropriate for the second-person singular, which is *”**te.”***

*Bañar (to bathe)* ends with *-ar*, so we added *-ando* ending.

Result
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See the **detailed explanation**.

1. estamos llegando
2. está lavando
3. estoy quemando
4. están leyendo
5. te estás bañando

Exercise 2
Step 1
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This exercise aims to help you practice writing grammatically correct sentences using the perfect progressive.

You should write sentences about people who just came back from a trip. Use the sentences below as a reference.

Step 2
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1. Marcos y Natalia ***están sacando* ropa de sus maletas.**
*(Marcos and Natalia are taking out clothes from their suitcases.)*

*Marcos and Natalia (they)* is third-person plural, so we used the third-person plural form of *estar,* which is *”están.”*

*Sacar (to take out)* ends with *-ar*, so we added *-ando* ending.

Step 3
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2. Natalia ***está durmiendo* porque está muy cansada.**
*(Natalia is sleeping because she is tired.)*

*Natalia (she)* is third-person singular, so we used the third-person singular form of *estar,* which is *”está.”*

*Dormir (to sleep)* ends with *-ir*, so we added *-iendo* ending. The stem also changed from *o* to *u*.

Step 4
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3. Natalia y yo ***estamos hablando* del viaje.**
*(Natalia and I are talking about the trip.)*

*Natalia and I (we)* is first-person plural, so we used the first-person plural form of *estar,* which is *”estamos.”*

*Hablar (to talk)* ends with *-ar*, so we added *-ando* ending.

Step 5
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4. Yo ***estoy mandando* fotos a mis padres por correo electrónico**.
*(I am sending photos to my parents by e-mail.)*

*Yo (I)* is first-person singular, so we used the first-person singular form of *estar,* which is *”estoy.”*

*Mandar (to send)* ends with *-ar*, so we added *-ando* ending.

Step 6
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5. Ustedes ***se están descansando***.
*(You are resting.)*

*Ustedes (you)* is second-person plural, which is conjugated the same as the third-person plural, so we used the third-person plural form of *estar,* which is *”están.”*

Note that *descansar**se*** is a reflexive verb, so we used a pronoun appropriate for the third-person plural, which is ***”se.”***

*Descansar (to rest)* ends with *-ar*, so we added *-ando* ending.

Result
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See the **detailed explanation.**
Exercise 3
Step 1
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This exercise aims to help you practice writing grammatically correct sentences using the perfect progressive.

You should write three sentences about what your family members are doing now. Use the sentences below as a reference.

Step 2
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1. **Mis padres *están trabajando***.
*(My parents are working.)*

*My parents (they)* is third-person plural, so we used the third-person plural form of *estar,* which is *”están.”*

*Trabajaar (to work)* ends with *-ar*, so we added *-ando* ending.

Step 3
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2. **Mi hermana *se está maquillando* para salir.**
*(My sister is doing her make-up to go out.)*

*My sister (she)* is third-person singular, so we used the third-person singular form of *estar,* which is *”está.”*

Note that *maquillar**se*** is a reflexive verb, so we used a pronoun appropriate for the third-person singular, which is ***”se.”***

*Maquillar (to do make-up)* ends with *-ar*, so we added *-ando* ending.

Step 4
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3. **Mi hermano *está jugando* videojuegos.**
*(My brother is playing video games.)*

*My brother (he)* is third-person singular, so we used the third-person singular form of *estar,* which is *”está.”*

*Jugar (to play)* ends with *-ar*, so we added *-ando* ending.

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