IV. Find and circle one mistake...:
1. B ( an -> a )
2. B (fluent -> fluently)
3. C ( to build -> to be build )
4. A ( has to -> must)
5. B ( performance -> perform)
6. A ( was play -> was playing)
7. A ( Was -> Did)
8. B ( come -> came)
9. A ( bought -> buy)
10. A (has been -> has )
11. B ( spend -> spending)
12. C ( beautifully -> beautiful)
Chúc bạn học tốt !! ^ ^ ~~