4. 1) buy
2) is closing
3) throw
4) is carrying
5) is looking
6) go
7) am count
8) open
9) forget
10) is talking
11) go
12) put
13) is closed
14) play
15) is taking
4. 1) buy
2) is closing
3) throw
4) is carrying
5) is looking
6) go
7) am count
8) open
9) forget
10) is talking
11) go
12) put
13) is closed
14) play
15) is taking