Перепишите эти предложения, используя слова в скобках.
Rewrite these sentences using the words in brackets.

15 Don’t unplug the computer. (mustn’t)
16 Don’t move your computer when it’s on. (allowed)
17 Don’t clean the computer with polish. (mustn’t)
18 Don’t write personal emails. (permitted)

15) You mustn’t unplug the computer. 16) You aren’t allowed to move your computer when it’s on. 17) You mustn’t clean the computer with polish. 18) You aren’t permitted to write personal emails.