Past Simple vs Present Perfect

The weather around here ... (be) terrible for the last few weeks.

Maria ... (pack) her suitcase last night.

I ... (play) volleyball since I was a teenager.

...your business course ...yet? (start)

I ... (buy) this camera before Christmas.

The Queen ... (start) her two-week tour through Australia yesterday.

We ... (not/have) a party at school for ages.

Dinosaurs ... (wander) around the earth millions of years ago. 

I'm so tired. I ... (walk) all the way to the underground station.

We ... (just/come) home from our holidays and getting ready to settle in.

Tom ... (never/lose) a match so far this year.

He ... off the ladder and ... his ankle yesterday. (fall / break)