$\text{Bài tập 14:}$

$\text{⇒ Answer:}$

$\text{1. I haven’t played the violin for 2 years.}$

$\text{2. The team hasn’t won the prize for a long time.}$

$\text{3. She hasn’t done charity work for 2 years.}$

$\text{4. I haven’t written a letter for 5 years.}$

$\text{5. My father hasn’t smoked since 2014.}$

$\text{6. I haven’t donated my blood for 7 months.}$

$\text{7. How long have you done charitable work?}$

$\text{8. She hasn’t involved in community service for 2 months.}$

$\text{9. She said: “I have worked as an activist since I was 20 years old.”}$

$\text{10. My best friend hasn’t eaten fast food since last year.}$

$\text{Bài tập 15:}$

$\text{⇒ Answer:}$

$\text{1. We started learning English 10 years ago.}$

$\text{2. The last time we met was a long time ago.}$

$\text{3. The last time Ms. Ann took part in voluntary programs was 4}$

$\text{years ago.}$

$\text{4. The last time I met my family was last Christmas.}$

$\text{5. When did you start living here?}$

$\text{6. The volunteers started providing free food and fresh water}$

$\text{to homeless people yesterday.}$

$\text{7. The doctor quitted his job in the local hospital and moved}$

$\text{to the central hospital 2 days ago.}$

$\text{8. The last time the children had a long vacation was last year.}$

$\text{9. The last time they visited their parents was 3 months ago.}$

$\text{10. We broke up two years ago.}$

$\text{⇒ Answer:(Xem hình)}$

                                    $\text{-----Done by Lhghbebong-----}$

$\text{Cho anh xin câu trả lời hay nhất, 5 sao và cảm ơn nha.}$

$\text{Anh cần điểm cho nhóm.}$

$\text{Cam kết 100% chính xác. Bài làm của anh đầy đủ 100%.}$

Bạn xem hình