1. О
2. Э
Смотри в Интернете
He carried his granny's heavy bag in order not to allow her to carry such heavy things.
1b
2d
3a
4c
5e
6b
вроде всё правельно
<span>My mum (cooked/has been cooking/had been cooking) dinner for two hours. Разные варианты возможны.</span>
Eleven, twelve, sixteen, eighteen, thirteen, twenty