用所给词的适当形式填空。

1. Look! Whose _____ (Walkman) are these? Perhaps they are the twin's.

2. Is there an _____ (electric) shop in your town?

3. Amy wants to buy some presents for _____ (they).

4. Would you please give me some _____ (write) paper to write on?

5. China is one of the the largest _____ (country) in the world.

6. There is a shopping mall _____(call) Sunnyside Shopping Mall here.

7. I don't have enough money to buy this one. Do you have any _____(cheap)

ones?

8. The girls in red _____ (dress) are from Japan.

9. Listen! Is he _____ (sing) an English song?

10. Mrs Wang often _____ (go)shopping.

女，25岁，低热、便秘腹泻交替3年，查体：右下腹4cm×4cm肿块，质中等，较固定，轻压痛。

最有可能的诊断是（）

A.结肠癌

B.克罗恩病

C.肠淋巴瘤

D.阑周脓肿

E.肠结核