胃癌最常见的转移途径是
A．直接蔓延
B．腹腔种植
C．血行转移
D．淋巴转移
E．手术污染
参考答案：D
第三节：默写: Passage 33： Out of the darkness （5分）
Nearly a week passed before the girl was able to explain what had happened to her._________
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课堂提问有哪些基本环节
