1 . —We didn’t expect there were so many suggestions ______ at the meeting.
—Really, now what they _______is how we deal with these suggestions.

A．come up, concern about

B．that are come up, are concerned with

C．came up, concern

D．coming up, are concerned about

2 . ---Is this book_____ you bought in the bookstore?
---No, mine is yellow. It _____ Sally, I think.

A．that, is belonging	B．what, is belonged to
C．the one, belongs to	D．which, belongs

3 . Great changes ______ in my hometown in the last ten years.

A．took place	B．have taken place
C．have been taken place	D．was taken place