Bitte um Korrektur "since" or "for"

[Michi_93]

Setze since or for ein!

a. I have been in Vienna for 10 years.
b. I have lived in Vienna since 1948.
c. It has not rained in Salzburg for 2 days.
d. We have not spoken English for a week.
e. We have not spoken English since the beginning of April.
f. Nobody has written to me since May 1^st.
g. Nobody has written to me for 5 weeks.

h. since six o'clock
i. since 1992
j. for nine months
k. since I came to this town
l. for six hours
m. for twenty minutes
n. since your birthday
o. for a very long time

Danke schon im Voraus.

[Tanya L]

Everything's fine