Шестое, можно просто слова которые пропущены

2. unless he learns

3. the weather changes

4. unless you help

5. they stop that noise

you must keep silence

you must be good with others

in our school   you can't tell about extra school things

in our school you must not listen to music

1. how can i help you?

2. do you have warm mittens?

3. of course. do you have white and blue scarves?

4. how much does it cost?