Rearrange the words to make meaningfui sentences

IV. Rearrange the words to make meaningfui sentences.
1. have their suitcases/ packed/ The students/ for the field trip/ already
2. five years old/ he/ has/ in/ Larry/ the U.S./ since/ was/ lived
3. they/ How long/ studied/ film-making/have/ at college?
4. the last time/ wel hasn't! Jessica/ a lot/ since/ changed/ met
5. an important role/ played/ in/ Smartphones/have/ our daily life
6. European countries/have/ up to now/ you! How many/ travelled?
7. has/ several years/ been/ studying/ Maria/ for/ rare plants/ interested in
8. haven't/ for/played/ Leslie and Josh/ board games/any/ ages
9. had/ William/ boring/ the same/ for/ has/ over ten years/Job
10. you/ your grandmother/ the flowers/to/ sent/ Have/ yet?