Home work ex 1 fill in the gaps in the table

1. is the room cleaned? 2.the first computer was inventede by....первый компьютер был изобретен Чалзом Бабичем в 1823 г.    was the first computer invented? 3. will the students be examined.....? 4. is the baby being bathed now? why is the baby being bathed now? 5. the problem was being discussed when Kim called. проблема обсуждалась, когда позвонила Ким.  6. has the contract been signed by.....?  7. why had his friend been arrested?  8.when will the money have been payed?