Grammatik2

Tenses
The then-level
Past tense(stem+-de with the variant forms -te,-dde and no ending).
The past tense is used about something that happened at a certain time before now.
Hon skrev brev i går.She wrote letters yesterday.
Han bodde i Indied 1989.He lived in India in 1989.
Vi pratade med henne förra veckan.We spoke with her last week.
Pluperfect(hade+supine)
The pluperfect is used about something that had happened before then,i.e. before something else happened,as it is in English.This tense is mostly used together with the past tense when you speak about two or more different actions in the past.
Jag hade precis duschat när hon ringde.I had just taken a shower,when she phoned.
Jag hade tänkt åka till Indien,men så gifte jag mig och vi skaffade barn.
I had been planning to go to India,but then I married and we had a baby.
skulle/tänkte+the infinitive
skulle/tänkte+the infinitive are used about something that you had planned to do after then,i.e. when something else happened.
Maten var färdig och jag skulle precis börja äta,när telefonen ringde.
Dinner was ready and I was just going to start eating,when the phone rang.
Jag tänkte åka till stranden i går,men det regnade så jag stannade hemma.
I was planning to go to the beach yesterday,but it started to rain so I stayed at home.

Auxiliary and main verbs
There is a simple rule can be formulated:
If two verbs are used together,then the second one is an infinitive,except after har and hade.