Upper-Intermediate B2 / Lesson 1

Choose the best expressions.

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