TT U3 L2.4
Yes, I was. I was eating a big juicy apple. (you / eat - I / call)
Were you eating when I called?
No, he wasn't. He was studying. (Tim / sleep - friends / come)
Was Tim sleeping when his friends came?
Yes, they were. That's why they aren't feeling well now. (Jack and Laura / swim - it / start to rain)
Were Jack and Laura swimming when it started to rain?