17 и 18 задание, (Present Forms)

17)Kim has been cleaning the house since 8 o'clock.She has cleaned 4 rooms

Bob has been examinating patients since 10 o'clock.He has examined 3 patients

John has been delivering parcels since 7 o'clock.He has delivered 30 parcels

Helen has been drawing pictures since 10.He has drown 4 pictures.

18)2.How long

3.Since

4.so far

5.for

6.ever

7.recently

8.already

9.always

10.already

11.for

12.just

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