×
单选题
108.a doctor in a hospital, one must have at least a master * s degree.
A
A. To become
B
B. Become
C
C. One becomes
D
D. On becoming
答案解析
正确答案：A
解析：
108.【翻译】要成为医院里的一名医生，一个人必须至少有硕士学位,【精析】A分析句子结构可知，逗号后是一个完整的句子，且逗号前后两部分之间没有连词，所以空处应用非谓 语动词，因此可排除B、C两项。on doing sth.表示“一……就……”，不符合题意，故可排除D项：根据句意可知，空 处应用不定式作目的状语。故选A。
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