―Your hat is very nice. ―______.
---Do you know this dictionary belongs to?---Let me see. Oh, it's .
There ______ a number of students in our school. The number of the students ______ more than 7000.
You must be very tired. Why not ______ a rest.
The story was _______ interesting _______ everyone would listen to it.
--- What __________ him? --- He had a cold last night.