Przekształć poniższe zdania, używając czasowników modalnych may/might/could/ can't, must.

1 I'm sure he doesn't ride a bike on special tracks, they're expensive.
2 I'm sure this shirt will look well with your school uniform.
3 It's easy to get a good mark when you are eager to answer teachers questions.
4 It is possible that giving presentations is stressful for some students.

5 I'm sure there is an e-book for our history classes.