Pay attention to the structure of present continuous.

Remember that when you use past perfect, the aux is HAD, not have.

You are very fluent though you may pay closer attention to your pronunciation and intoantion.

You used tag questions.

Very good job.

You forgot to follow instructions about explaining at the beginning the parts of your presentation.

Your intonation was okay.

Your eye contact, voice projection and diction were great.

However, it is very important to pay attention to pronunciation of some words and intonation.

Try to do activities in which you imitate English voices, so your accent doesn't sound so strong.

You used the required language.

Pay attention to the words with the sound TH

(earthquake, see you in two minutes ago, froM, I'MMM afraid for, authorities, childrens, thank, moderate, thousand and the part participle of die, the simple past of fall)

Very Good