Помогите пожалуйста с заданием
Underline the correct form of the verb.
1. The surgical forceps are sterilizing / are being sterilized in the box now.
2. Now the reaction of neutralization is /was being carried on.
3. Nowadays theholistic medicine becomes / is becoming extremely popular in many countries.
4. When water freezes / has frozen, it changes chemically.
5. Several schools of pharmacy have / has now adopted a six-year professional course leading to the degree of Doctor of Pharmacy.
1b,2 a,3b,4 a, 5 a.