You (know) each other before& -yes. we first met 3 years ago

he can notwritestorieson tuesday10

he can notseerussia for theenvironment.

henotbe able to send200postcardson thursday.

he can notmake99largecakeson sunday.

1)has been

2)have been

3)haven't met

4)has coming

5)have looking for

6)have known

7)has asked

8)has has been 

9)has broke

10)haven't wore(n)

11)has cleaning

1)will be swimming

2)will be

3)will be repearing

4)will have

5)will have done

6)will be beginning