Verified answer

1 is knocking

2 has been

3 have been writing

4 bakes

5 is still washing

6 have lived

7 have just phoned

8 does

9 has been looking

10 is talking

1 We often skate in winter.

2 My brother is skating now.

3 They have already skated.

4 My sister has been skating since morning.

Verified answer

Ответ: Ex.1  

1 is knocking (Pres Contin) 2 has been to (Pres Perf) 3 have been writing ( Pres Perf Contin) 4 bakes (Pres Simple) 5 is still washing (Pres Contin) 6 have been living (Pres Perf Contin) 7 have just phoned (Pres Perf) 8 does (Pres Simple) 9 has been looking (Pres Perf Contin) 10 is taking (Pres Contin)

Ex.2  

1 We often skate in winter (Pres Simple) 2 My brother is skating now ((Pres Contin) 3 They have already skated (Pres Perf) 4 My sister has been skating since morning (Pres Perf Contin)

Объяснение: