恶性胶质瘤标准放疗靶区CTV最少应在GTV边缘外（）。
A.0.5cm
B.1.0cm
C.1.5cm
D.2.0cm
E.2.5cm
参考答案：E
"His face is round " means _____. [ ]
A. His face is not round.
B. He has a round face.
C. His face likes round
D. He have a round face.
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