阅读下列句子，根据所给首字母写出所缺单词。

The shoes are on s______ now.

⒉ Would you like s______ to drink?

⒊ The Smiths have two children. T______ David and Joy.

⒋ Jiang Wei's pen pal is f______ the USA.

⒌ My mother has a brother. He is my u______.

MIS(骨髓增殖异常综合征)患者血象原始细胞为7%，骨髓中原始细胞占25%，此患者应诊断为( )

A．RA(难治性贫血)
B．RAS(环形铁粒幼细胞性难治性贫血)
C．RAEB(难治性贫血伴原始细胞增多)
D．RAEB-T(难治性贫血伴原始细胞增多转变型)
E．CMMI(慢性粒单细胞白血病)