根据句意及首字母提示填写单词。

1. These are the b________ of the new building.  

2. Your voice is i_________ to hers.   

3. Your poem is very good e________ for some spelling mistakes.  

4. We call identical twins c________.  

5. Lily and Lucy are t_______. They were born of the same mother at the same time.

（1~3题共用题干）

患者男性54岁，上腹痛半年，大便隐血试验阳性，气钡双重造影显示：胃小弯侧可见一较大龛影，位于胃轮廓内，龛底不光，龛周有境界锐利的透亮带，周边可见指压迹样凹入和尖角样凸出，周围黏膜有中断、融合改变。

下列哪项检查可以确诊（）

A．超声

B．CT

C．MRI

D．平片

E．胃镜