Past Simple/ Past Continuous/ Past Perfect/ Past Perfect Continuous 1. While I (wait) in line to pay, I (spot) my old friend. 2. The kids (put away) their toys before their mum (come) back. 3. I (not sleep) last night. 4. Jim (work) on his computer for an hour before it (break) down. 5. Liza’s clothes (be) wet because she (walk) in the rain. 6. You (to do) your homework from eight till ten yesterday? 7. The boy (to give) the goats the grass which he (to bring) from the field. 8. When Nick (to come) home yesterday, his mother (to return) and (to cook) dinner in the kitchen. 9. When I (to enter) the hall, the students (to listen) to avery interesting lecture in history. 10. She (prepare) for 2 weeks before the party (start