1. If no cloth -bound book is next to another cloth -bound book, which one can be a paperback book?
a.
the fift
b.
the ninth
c.
the third
d.
the sixth
2. If the second book is a clothbound and the third book is a paperback, which of the following can be a cloth-bound book?
a.
the second q
b.
the ninth
c.
the seventh
d.
none of these