Most of the students haven’t finished their papers on time for __________reasons---one of which was that they carried out a week-long investigation in the countryside.
Between the two generations, it is often not their age, _________ their education that causes misunderstanding.
Does this meal cost $50? I() something far better than this!
I smell something __________ in the kitchen. Can I call you back in a minute?
We all know that, __________, the situation will get worse.
---How's your tour around the North Lake? Is it beautiful? ---Itbe, but it is now heavily polluted.