<span>She is at school now.</span>
<span>Is she is school now?</span>
<span>She isn't at school now.</span>
<span>I am in the 4th form this year.</span>
<span>I am not in the 4th form this year.</span>
<span>Am I in the 4th form this year?</span>
<span>A frog can jump.</span>
<span>A frog can't jump.</span>
<span>Can a frog jump?</span>
We do our homework every evening.
We don't our homework every evening.
Do we our homework every evening?
C учетом лексики начальной школы.