Ex. 57. Make the sentences interrogative using the Simple Past. 1. be / Ann and Pete / out / last night. 2. go /Ann and

1. Were Ann and Pete out last night? 2. Did Ann and Pete go to the Exposition Center? 3. Was John home last night? 4. Did Pete worry about his mother last night? 5. Were you in Europe in 1990? 6. Did you visit the Eiffel Tower that year?  7. Were your parents in Asia last year? 8. Did you take a vacation last summer? 9. Did Olga buy a sweater yesterday? 10. Was the sweater blue?