ПОМОГИТЕ ПОЖАЛУЙСТА С АНГЛИЙСКИМ, ПОСЛЕДНЕЕ ЗАДАНИЕ
10. Выберите вспомогательный глагол для образования вопросительных предложений.
1. He is going to visit his friends tonight.
a) is; b) do; c) does
2. Women were not admitted to Oxford almost till the 20th century.
a) did; b) were; c) do
3. We shall have passed the finals by the end of June.
a) have; b) did; c) shall
4. After adopting this law some remarkable changes in economy took place.
a) do; b) did; c) is