с английским )))Четвертый раз пишу это чень ,буду благодарен )

You  must do your homework                           maths teacher

-You mustn't watch tv so much                         grandmother

-You must clean your room                              mother

-You mustn't go to bed so late                          mother

-You must clean your teeth                              dentis                      

-You mustn't eat so many sweets                      dentis 

-You must practise the piano                            music teacher

-You mustn'tn play so many computer games     bossy sister

-You mustn't talk in the lesson                           head techer

-You mustn't chew gum when you talk              head teacher

-You mustn't come home so late                          father

1) My brother works for a large company.
2) I have lost my wallet, yesterday I could not find it.
3) By the end of the day she will have been working for 10 hours.
4) When I arrived at the airport, the plane had already departed.
5) When he was vacuuming, someone knocked on the door.
6) He will not call us until he has news.
7) When we get home, she will have already prepared dinner.
8) The snow has been falling all morning, the garden is all white.
9) Have you already done your homework?
10) When he comes home, he will prepare for the exam.
11) Where did you spend your holidays last year?
12) Today he is meeting a friend.
13) He is going to buy a laptop when he gets paid,