Từ Điển AVTừ Điển AV
Giới thiệuVideosTài liệu freeTin tứcFAQCộng đồng

Đáp án – Bài Tập 131

Đáp ánTrang 500
  1. was able to
  2. be able to
  3. could/ was able to
  4. couldn't
  5. were able to
  6. been able to - can/ am able to - can/ will be able to
  7. were able to
  8. could
  9. can
  10. couldn't/ wasn't able to
  11. could