Fill in the blank with one suitable word

Các bạn giúp mình với 
1I (not meet) ...............my friends since we left school 
2However, I (have) ...........a little trouble with my bike since then.
3 she( fell).............excited about her coming trip now
4 mary and John are neighbors.they (know)............each other for a long time 
5 He spends most of his free time (lie).........on the couch and watching TV 
Cảm ơn các bạn nhiều ạ