HTHT
+) S + have / has + V3
-) S+ has/ have + not + V3
?) Have/ has + S + V3
I/ you / we / they + have
she / he /it + has
DHNB : already , since , for , ....
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2. have lived
3. has written
4. hasn't broken
5. has broken
6.have seen
7. has had
8. haven't been
9. haven't finished
10. Have you been
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1. studied
-> QKD - yesterday - V2
2. have studied
-> HTHT - so far - S là số nhiều - have - V3
3. have never watched
-> HTHT
4. watched
-> last night - V2
5. have travelled
-> HTHT - S số nhiều - have - V3
6. travelled
-> QKD - last ... -V2
7. have read
-> HTHT
8. read
-> QKD - last
9. had
-> QKD -V2