Задайте, пожалуста, спеиальные вопросы к выделенным словам))

What did begin in July?What were given to us yesterday?Why did the bandage have to be removed?What did the teacher find in my dictation?Why do we must isolate the patients?Who is the student of the medical school?What articles has he published on this subject so far?Where has he return to get his education there?What lecture does professor deliver?What can you see in the window?