Use Simple forms of the verbs;

Simpson /watch/TV last week
1 - Affirmative (Simpson watched TV last week.)
2 - Negative (Simpson didn't watch TV last week.
3 - Interrogative (Did Simpson watch TV last week?

My sister (tidy) her room yesterday.
A) My sister.....her room yesterday.
B) My Sister.....her room yesterday.
C) ..... your sister ...... her room yesterday?

We (live) in London last summer.
A) We ..... in London last summer.
B) We ...... in London last summer.
C) .... you ..... in London last Summer?

Sandra and Elsa (talk) on the phone last night.
A) Sandra and Elsa ..... on the phone last night.
B) Sandra and Elsa ...... on the phone last night.
C) ..... Sandra and Elsa ..... on the phone last night?