$\text{1. has waited (DHNB: for two hours)}$

$\text{2. has never been }$

$\text{3. has seen (DHNB: several times)}$

$\text{4. have lived (DHNB: for a long time)}$

$\text{5. hasn't spoken (DHNB: since)}$

$\text{6. have studied (DHNB: so far)}$

$\text{7. have had }$

$\text{8. has worked (DHNB: up to now)}$

$\text{9. has stopped }$

$\text{10. have you studied...?}$

- Vì đề bài đã bảo chia hiện tại hoàn thành nên tất cả các câu trên đều có một cấu trúc

- Cấu trúc: S+ have/ has+ (not)+ Vpp/ed

- Trong đó: 
+ He/ she/ it/Danh từ số ít+ has

+ We/ they/ You/I/ Danh từ số nhiều+ have

1. has waited 
2. has never been 
3. has seen 
4. have lived 
5. hasn't spoken
6. have studied
7. have had 
8. has worked 
9. has stopped 
10. have you studied...?
=> Cấu trúc thì HTHT: S + have/ has + (not) + V3

                                      Have/has + S + V3

=> DHNB: since, for a long time, so far, several times,...

- By Chee -