Write sentences in the present perfect simple with for and since. a) I / know / Paula / 2004
b) We / be / in this house / ten years
c) Rafael / work / with us / March
d) They / not / see / their son / five days
e) We / be / best friends / we were children
a) I have known Paula since 2004
b) We have been in this house for 10 years
c) Rafael has been worked with us since March
d) They have not seen their son for five days
e) We have been best friends since we were children