Upper-Intermediate B2 / Lesson 1

Choose the best expressions.

1. John is collecting collects has collected coins for a hobby.
   
2. Top government officials leave are leaving the country because of the threat of war.
   
3. The travel agency currently sells has been currently selling is currently selling airline tickets to Spain for half price.
   
4. Although Mary says she is feeling better, I think she is still losing still loses weight.
   
5. My sister is a model. She has appeared has been appearing in several magazines.
   
6. Alan is on vacation. Great! Where does he go has he been going has he gone ?
   
7. Sorry I'm late. Don't worry. We aren't waiting don't wait haven't been waiting long.
   
8. Where have you been? Have you been playing Do you play Have you played golf?
   
9. My father locks is locking has locked all the doors and windows before we go to bed.
   
10. I lost my car keys. Do you see Have you seen Have you been seeing them anywhere?