Giúp nhanh hộ e vs ạ

1. 'Where is your umbrella?' 'I don't know I (lose) 2. I felt very sad so I (go) in America last year. to my friend's party. 3. Mary (be). 4. I'm looking for Ann, (you see) 5. I spent a lot of time in America, but I (forget) 6. I wanted to call my mum yesterday, but I (forget). 7. I (f ...