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. My father locks has locked is locking all the doors and windows before we go to bed.
   
3. The travel agency currently sells is currently selling has been currently selling airline tickets to Spain for half price.
   
4. John is collecting has collected collects coins for a hobby.
   
5. Where have you been? Have you been playing Do you play Have you played golf?
   
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 does he go has he been going ?
   
8. I lost my car keys. Have you been seeing Do you see Have you seen them anywhere?
   
9. Although Mary says she is feeling better, I think she still loses is still losing weight.
   
10. Sorry I'm late. Don't worry. We haven't been waiting don't wait aren't waiting long.