1 . He donated his entire ________ (collection) to the museum. (所给词的适当形式填空)

2 . My friend Lily showed me a large ________(collect) of CDs that evening. (所给词的适当形式填空)

3 . The Art Gallery of Ontario has the world’s largest ________ (collect) of sculptures by Henry Moore. (所给词的适当形式填空)

4 . There was a ________ (collect) of books and shoes on the floor. （所给词的适当形式填空）

5 . The first stage in research is data __________ (collect). (所给词的适当形式填空)

6 . Secret Garden is a ______(collect) of black-and-white drawings you can fill with color. (所给词的适当形式填空)

7 . This museum contains the world’s finest ________ (collect) of historic scientific instruments. (所给词的适当形式填空)

8 . It is a pity that all the ____________ (collect) are not open to the public, but Louvre is still well worth a visit.(所给词的适当形式填空)

9 . The painting comes from his private ________ (collect). (所给词的适当形式填空)

10 . Robert’s_______(collect) of prints and paintings has been bought over the years. (所给词的适当形式填空)