Условие задания:

4 Б.
Ask for the information in the brackets. Remember to use the past continuous: an example is given. Don't forget to use a question mark at the end of each question!
Example:  Susan was swimming with John. (John)
Who was Susan swimming with?
1. Ricky was waiting for Holly. (Holly)
2. Sarah was singing a song. (a song)
3. Bob was walking home because his car had a flat tyre. (because his car had a flat tyre)
4. Claire was visiting her best friend. (was visiting her best friend)