DIFFERENCE BETWEEN DIDN'T AND HAVEN'T || PRESENT PERFECT AND PAST INDEFINITE

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[BCCDAILYPAK]

Ya ALLAH har insan kamyab ho har insan ko sehat izat or beshumar sehat wali zindagi or beshumar barkatain or rehmatain ata farma Ameen.

[shahidansari]

There is no doubt you deserve lot of thanks number of Lerner they have been taking advantage from ur videos sir i am one of them

[vinaysonavane]

बहोत से लोग फॅन है
शाहरुख, सलमान, अमीर इन के.
लेकीन हम फॅन है चंदन सर जी we love you a lot❤️ god bless you

[iramalam]

gussa mt hoiye Sir. jisko nhi ata h woh puchta hi.jisko ata h woh nhi puchta.waise aap bht achcha smjhty h

[naseemmalik]

Sir, it is my first comment on youtube ever, and I’m going to subscribe your channel. Because how the easy way you have explained you deserved subscription.
Best wishes from 🇵🇰

[nassimchandani]

Thankyou Sir Chandan,
I have also never seen this vidio,
Now, today l learnt it. Sir you arw the Best to explained. GOD BLESS YOU Sir.

[sobianoor]

Respected Sir!
I got you for now!
Sir I have learned a lot thinks from your valuable lectures best wishes from PAKISTAN 🇵🇰 💕

[pradeepkumar-whfs]

Yes sir, you have told many times on line classes. But I will take revision 🙏👌

[lovesongsstudio]

Love you sir❤❤❤
you're explanation Is truly understandable.
Thank you so much for this video sir.

[SandeepKumar-tgwk]

Sir your all videos is very helpful for us. So Thank you so much sir for understanding this

[NehaSingh-ojbo]

Sir aap practically sikhate hai this is one of the best thing which makes special to you

[kuttykrishnanmankara]

Teaching skill is superb
Congrats
Thank you so much

[SoloSaif]

Thanku very much sir now I've understood

[farahadeeba]

Amazing 🤩🤩🤩. Really I haven't seen like you second to none yet.☺️☺️

[rahmatseaidrahmatshahi]

Sir aapk samjane ka tareeka best hai apki video, s bary shoq se daikta hon or like karta hon.from Pakistan

[veerpalkaur-djcs]

You are doing great work sir God bless you 🙏🙏

[akashaher]

Finally, I have understood the difference very well.

[deepakyadav-gpoq]

I saw your video it's totally different to other.
Such a beautiful ❤️❤️ video.

[msayeed]

Awesome 👌, you are one of the best teacher in the world.

[letslearnenglish]

I haven't seen such a teacher like you 🙏