Upper-Intermediate B2 / Lesson 1

Choose the best expressions.

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