Will be the simple past tense of these sentences:-

1: I drink coffee in the morning
2: She works at a Bank
3: we do not believe in violence
4: he is a fanatic
5: she answer living by writing a stories
6: the girl look upset

1: I drank coffee in the morning.

2: She worked at a bank.
3: We did not believe in violence.
4: He was a fanatic.
5: She answered living by writing stories.
6: The girl looked upset.

#5 doesn't even make any sense.

I apologize for the error. Here's the correction:

5: She answered by living/writing stories.

OR

5: She lived by writing stories.

The simple past tense of the given sentences are as follows:

1: I drank coffee in the morning.
2: She worked at a bank.
3: We did not believe in violence.
4: He was a fanatic.
5: She answered living by writing stories.
6: The girl looked upset.