Поставьте предложения в во и отрицательную формы.
• They watered the plants.
• She helped in the garden.
• Lisa used her old dictionary.
• We started school at half past eight.
• Paul and Cathy tidied their room.

Надеюсь Объяснение:

Ex 1. They didn't water the plants. Did they water the plants? She didn't help in the garden. Did she help in the garden? Lisa didn't use her old dictionary. Did Lisa use her old dictionary? We didn't start our school at half past ten. Did we start our school at half past ten? Paul and Cathy didn't clean their room. Did Paul and Cathy clean their room? Ex.2 1.arrived 2.studies 3.phoned 4.plan 5.invited 6.carry 7.finished 8.chat