The students ...................... a new way to process water for six months now.

When I came to campus this morning, I saw that the old university building .......... into a sports club.

When the other students said there was too much work in the course, Chris used to encourage them to make them ----------…

Which sentence has the CORRECT WORD ORDER?

There are three books in your bag, ................. one do you want?

......... Sara still live on campus? I haven't seen her for weeks.