A man wanted to buy a hat, so he went to a hat shop and spoke to the assistant,“I ____1____ buy a hat, please,”he said.“Can I try on ____2____, please?”

　　“Of course,”the assistant answered and he brought ____3____ several hats.

　　The man ____4____ one by one but he didn't like ____5____ of them.“This one is too big and this one doesn't ____6____ very nice and this one must be too cheap. Would you mind bringing ____7____ hats, please?”“____8____,”the assistant said. He went to the back of the shop and brought out some more hats.“Let's try this one,”the man said.“No, I'm afraid it's too wide.”“What about this one?”“No, I'm afraid it isn't ____9____. None of the hats are the right size,”the man said.“The assistant was very angry now.”“The hats are all right, sir,”he said,“but I'm afraid your ____10____ isn't the right size.”

完形填空

　　Today our class visited the Museum of Natural History. We went to see the new 1 show. At first I wasn't 2 in seeing dinosaur skeleton (骨骼). Why would anyone want 3 about something that's not around any more?

　　First we walked 4 a big room. I saw the skeleton of a large animal. It almost 5 the room. Two huge, dark holes 6 its head looked back at me. It was dinosaur Sue.

　　Our guide told 7 all about Sue. He told us to look at her 8 . Sue had 60 of them. They were long and sharp. One tooth looked as 9 as my school ruler. The guide said the dinosaur's teeth showed that she was a meat eater. I'm glad I wasn't around when the dinosaurs were alive. I might have been lunch.

　　As I looked at it, I wondered what the dinosaur had looked 10 when it was alive. No one knows what 11 dinosaurs were, but I pictured it as brownish-grey. I could see it going through the grass and trees searching for food.

　　Suddenly I realized that the skeleton had once belonged (属于) to a 12 animal here on Earth. It made me think about other 13 that had once lived here. Now I 14 why people want to learn about these animals. 15 would be very exciting to find a dinosaur skeleton.