while and when.

1 ) I hurt my knee . I was playing football .
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ . ( when )
____________________ ____________________ ____________________ ____________________ ____________________ , ____________________ ____________________ ____________________ ____________________ . ( while )
2 ) They were talking about the exam results . The manager came in .
____________________ ____________________ ____________________ ____________________ ____________________ , ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ . ( when )
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ , ____________________ ____________________ ____________________ ____________________ . ( while )
3 ) Gaye lost her wallet . She was walking in a crowded street .
____________________ ____________________ ____________________ ____________________ ____________________ , ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ . ( when )
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ . ( while )
4 ) Somebody stole my i - pod . I was speaking to a friend on the phone .
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ - ____________________ . ( when )
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ , ____________________ ____________________ ____________________ ____________________ - ____________________ . ( while )
5 ) We were getting ready for the picnic . It started to rain .
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ . ( when )
____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ ____________________ , ____________________ ____________________ ____________________ ____________________ . ( while )