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.