Составить по 2 предложения: с: it is possible (may) it is impossible(can can"t) it is necessary(must) it is important(should) например: we can prevent war. i agree with you.

may i come in?

you may take my pen

i can`t  catch up with her

i can play the piano

i must do it well

you must not go there

you should work more seriously

you should not read about it

1.if you travel to central australia you'll see ayers rock 2. if you go to tasmania you won't see tasmanian wolves. 3.if people don't hunt crocodiles the number of crocodiles will grow.