Помогите пожалуйста! То что в скобочках нужно переделать в Passive залог.

Question

. 
1) They told me that the new student highle (to speak) of. 
2) The hostess said that one more guest (to expect). 
3) The newspaper said that an interesting exhibition (to open) at the Hermitage next week. 
4) Two new engineers just (to introduce) to the head of the departament. 
5) Don`t worry, everything will be all right: the children (to take) to the theatre by the teacher and they (to bring) back to school in the evening. 
 
Заранее Спасибо!

Любовь Постникова · Accepted Answer

!1) had been spoken? 2)was spoken 3)had been opened 4)have been introduced? 5)will be taken will bee brought не уверенна в первом.