Also See:MODALS + V3 Practice TestMust Have/Should Have ExerciseOught lớn (Should) Have / Must HaveNeedn"t Have / Didn"t Have To

Could Have/ Might Have + V3

They mean to say that if we had wanted something in the past, we had had the opportunity to vì chưng it.

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- I could have moved out
when I was 18, but I didn"t want lớn leave my family. (I chose lớn stay) - I might have moved out, but I didn"t want lớn leave my family. (I chose khổng lồ stay) - I could have gone out with my friends but I wanted to watch the soccer game. (I could but I didn"t go with them) - I might have gone out with my friends but I wanted khổng lồ watch the soccer game. In both sentences, either kích hoạt was possible for me but I stayed home to watch the game, I may be watching the game at the moment while my friends are out or perhaps this was yesterday.

Should Have V3 / Ought khổng lồ Have V3

It was in the past, and that we didn"t bởi vì something we were supposed to do. It was a mistake. - You should have checked your answers thoroughly before you handed in your exam. (but you didn"t which was a mistake) - You ought khổng lồ have checked. (Same but stronger than should have)- You ----- asked my permission before you used my computer. I’m really angry with you.a)needn’t haveb)should havec)ought lớn have
- You ----- watching TV all night yesterday, that’s why you feel so tired now.a)should haveb)ought lớn bec)should have beend)ought lớn have beene)shouldn’t have beenf)ought to lớn not have beeng)should beh)ought not khổng lồ havei)ought toj)ought not khổng lồ have been

Must Have / Would Have

Referring khổng lồ past events. Must have + V3 is when we talk about our strong opinions based on evidences / facts.- bởi you know Ryan"s math grade?- I don"t know but he must have got an A. (His math is really good)

Would have + V3 is similar to lớn could have and might have but would have is more about something we chose to do or not to vì chưng in the past because a certain necessity was not met. Something was missing & that we chose to vì chưng what we did & that would have is usually combined with if clauses.

I would have moved out but I hadn"t had enough money.(I wanted to lớn move out but I didn"t have money)I would have been smiling if you had brought me some flowers. (You didn"t bring me flowers, so I am not smiling) I would have never divorced him if he hadn"t hit me.(I would never divorce him unless he hit me. / He hit me, I divorced him)

Couldn"t Have + V3

It means khổng lồ say that in the past even if we had wanted something, we didn’t have the chance to do it. - I couldn"t have visited you when I was in Paris as I didn"t know your address.(I didn"t visit you when I was in England but it was not possible anyway)

Negative Modals + V3 Table

Mustn’t have + V3
Can’t Have / Couldn’t Have V399% (impossibility)I am sure he wasn"t lying, he can"t have cheated on you.

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85% (it can be wrong)I can"t believe him, he mustn"t have crashed. Jerry was probably joking.
May / Might not have V350% (probably didn’t happen)I am so curious, she may have won the contest, you never know.
One of them ---- be lying and I suspect it’s Emma.a)must b)may c)must have d)can’t e)mustn’t- When did you go shopping last?- It ---- ages ago.a)must be - b)may be c)must have been d)could beJane ----- about the meeting as she didn’t mention about it at all.a)must hearb)must have heardc)can’t have heardd)couldn’t have hearde)needn’t have heardf)was able to hear
Print exercises & lessons:Hint: For exercises, you can reveal the answers first ("Submit Worksheet") & print the page to lớn have the exercise & the answers.


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