ban on fossil fuel-based cars
This reference is a direct cut and paste from the original prompt. As you cannot use cut and paste or memorized words in this presentation, expect scoring deductions because of it.
I personally disagree with this statement because ... for charging time.
Excellent work. You clearly provided an opinion and 2 summarized supporting reasons. These will help your score immensely.
I strongly believe
No need to use an emotional presentation. This is not an emotional response or extent essay. A simple restatement will suffice.
as well as troubles from battery charging time that electric-powered cars create
This is a seperate idea and should be written as a separate sentence. Combining it in this sentence removed the clarity of the thought presentation.
While there are a few accidental errors in your presentation, I attribute that to your self-study method. Overall though, you made an excellent effort and, with proper guidance, can pass the test.