Present Perfect; For, Since, Yet

La expresión "For" se refiere a:

• Un período de tiempo

• Una acción que no se ha hecho aun

• Un punto de inicio de algo

La expresión "Yet" se refiere a:

• Un período de tiempo

• Una acción que no se ha hecho aun

• Un punto de inicio de algo

La expresión "Since" se refiere a:

• Un período de tiempo

• Una acción que no se ha hecho aun

• Un punto de inicio de algo

Identifica si en este caso debe ir "For, since o yet"

She is here __________ yesterday

• For

• Since

• Yet

Identifica si en este caso debe ir "For, since o yet"

_____________ years and years, pizza has been a delicious food.

• For

• Since

• Yet

Identifica si en este caso debe ir "For, since o yet"

Your sister has talked with my boyfriend __________ hours

• For

• Since

• Yet

Identifica si en este caso debe ir "For, since o yet"

Pamela has lived in my house ____________ she lost her money.

• For

• Since

• Yet

Identifica si en este caso debe ir "For, since o yet"

They haven't watched " La casa de papel 5" _________

• For

• Since

• Yet

Identifica si en este caso debe ir "For, since o yet"

Did you take your medicines? No, I haven´t ___________

• For

• Since

• Yet

En inglés " Desde que me convertí en profesora, he sido muy feliz" sería:

• For I became a teacher, I have been very happy

• Since I became a teacher, I am very happy

• Since I became a teacher, I have been very happy.