Charlie was drinking wine while he cooked, CORRECT, INCORRECT, The movie was beginning while I bought pop corn , CORRECT, INCORRECT, I was drinking tea while I was eating a sandwich, CORRECT, INCORRECT, She was paying when somebody stole her wallet, CORRECT, INCORRECT, I took a shower when I was singing, CORRECT, INCORRECT, The kids were playing while we were making sandwiches, CORRECT, INCORRECT, I was sleeping when the movie started, CORRECT, INCORRECT, The concert was ending while I got a ticket , CORRECT, INCORRECT, We were shopping while I slept, CORRECT, INCORRECT, I was doing my homework while I read, CORRECT, INCORRECT, You called me when I was sleeping, CORRECT, INCORRECT.

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