1) have never spoken
2)has been studying
3)have been living
4)have never been
5)usually has
6)is he doing
7)has been sleepeng
8)has just come
9)doesn't give
10)do you think
11)have lost
12)is not cooking
13)he has been teaching
14)sometimes sends
15)do you do
16)spends
17)has been working
18)has not written
19)lives
20)are you smelling
21)has already done
22)doesn't phone
23)has been baking
24)has just finished
25)are thinking
26)did not visit