IV. Supply the correct verb form: Present tenses. 1. Listen! I __________ (think) someone __________ (knock) at the door. 2. We __________ (not/ know) why Sara
IV. Supply the correct verb form: Present tenses. 1. Listen! I __________ (think) someone __________ (knock) at the door. 2. We __________ (not/ know) why Sarah is upset, but she __________ (not/ speak) to us for a ages. 3. The earth __________ (circle) the sun once every 365 days. 4. Why __________ (you/ stare) at me? I suppose you __________ (not/ see) a woman on a motorbike before! 5. How many times __________ (you/ see) him since he went to Edinburgh? 6. Trevor and Laura like Scrabble. They __________ (play) it most evenings. 7. The number of vehicles on the road __________ (increase). 8. “Sorry I’m late”. “That’s all right. I __________ (not/ wait) long”. 9. Mrs. Green always __________ (go) to work by car, but this week she__________ (travel) by bus. 10. We __________ (be) from French. We __________ (be) there for 20 years. 11. These flowers are dying. You __________ (not/ water) them for ages. 12. Mai __________ (lose) her keys, so she can’t get into the house. 13. I’m afraid I __________ (not/ finish) typing those letters yet. I __________ (deal) with customers all morning. 14. A: What __________ (your father/ do)? B: He __________ (be) an architect but he (not/ work) at the moment. 15. A: __________ (you/ ever/ see) a lion? B: Yes, I __________ (see) it since I was a child.
Lời giải 1 :
1. think – is knocking
2. don’t know – hasn’t spoken
3. circles
4. are you staring – haven’t seen
5. have you seen
6. play
7. is increasing
8. haven’t been waiting
9. goes/ is travelling
10. are/have been
11. is watering
12.has lost
13.haven't finished/ have been dealing
14.does your father do/is/isn't working
15. Have you ever seen/ have seen
Công thức thì HTHT
S + have/has + V3
S + have/ has not + V3
Have/ has + S + V3?
Công thức thì HTĐ
S + V(s/es)
S + do/ does + not + V(nguyên thể)
do/ does + S + V(nguyên thể) ?
Công thức thì HTTD
S + am/ is/ are+ Ving
S + am/ is/ are not + Ving
am/ is/ are+ S+ Ving
Thảo luận
Lời giải 2 :
$1.$ think - is knocking
$2.$ don’t know - hasn’t spoken
$3.$ circles
$4.$ are you staring - haven’t seen
$5.$ have you seen
$6.$ play
$7.$ is increasing
$8.$ haven’t been waiting
$9.$ goes - is travelling
$10.$ are - have been
$11.$ is watering
$12.$ has lost
$13.$ haven't finished/ have been dealing
$14.$ does your father do - is - isn't working
$15.$ Have you ever seen - have seen
______________________________________________
$\text{Công thức thì HTHT :}$
$(+)$ S + have / has + V3 / V-ed + O.
$(-)$ S + have / has + not + V3 / V-ed + O.
$(?)$ Have / has + S + V3 / V-ed + O?
$\text{Công thức thì HTĐ :}$
$(+)$ S + V(s/es) + O.
$(-)$ S + do / does + not + V_inf + O.
$(?)$ Do / Does + S + V_inf + O?
$\text{Công thức thì HTTD :}$
$(+)$ S + am / is / are + V-ing + O.
$(-)$ S + am / is / are + not + V-ing + O.
$(?)$ Am / Is / Are + S + V-ing + O?
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