Answer the questions about yourself. use for or since. 1. how long have you been at school today? 2. how long have you known your best friend? 3. how long have you lived in your town / city / village? 4. how long have you been learning english? 5. how long have you known your english teacher?

1. Today I have been at school for six hours.

2. I have known my best friend since childhood.

3. I have been living here all my life.

4. I have been learning English since I was seven.

5. I have known my English teacher for a month. 

1.I was in school lasting five o'clock.

2. We have with my best friend have been friends since the beginning of elementary school. 

3. I came to my city in my childhood. 

4. I study English from the beginning of average school. 

5. I know my English teacher from the beginning of average school.