1. A. speakers B. tellers C. talkers D. chatters
2. A. wants B. want C. is wanting D. are wanting
3. A. learn B. learns C. is learning D. are learning
4. A. ways B. means C. terms D. references
5. A. opens B. is opening C. has opened D. opened
6. A. provide B. provides C. is providing D. had provided
7. A. Moreover B. Therefore C. However D. Instead
8. A. means B. meaning C. mean D. meant
chúc bn học tốt , nếu có sai sót mong bn thông cảm