Chris _ to clean up his room. It’s a mess.​

1)с

2)b

3)c)

4)a

5)a

6)b

7)b

8)c

9)b

10)d

11)a

12)b

13)a

1) there isn't a bookshelf at the window.2) there aren't two girls in the room.3) there isn't an armchair by the table.4) there aren't two beds in the bedroom

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) use space satellites to monitor the movement of cyclones and anticyclones and on the basis of this information to prepare weather forecasts.

television, radio or the internet.

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