1. This is the first time they've been to Korea. (before)
---> They' ve ____________________________________________
2. How long have you been a member of Volunteers In Asia? (join)
---> When ______________________________________________
3. We suggested people recycle glass, cans and paper. (encouraged)
----> We _________________________________________________
mình cần gấp, thanks
Loga
Sinh Học lớp 12
