Upper-Intermediate B2 / Lesson 1

Choose the best expressions.

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