Upper-Intermediate B2 / Lesson 1

Choose the best expressions.

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