面部皮肤癌常见的病理类型为（）
A.鳞癌
B.腺癌
C.恶性混合瘤
D.黏液表皮样癌
E.基底细胞癌
参考答案：A, E
It is often said that teachers have very easy life.
A．the; a
B．/; a
C．the; /
D．/；the
历史上第一口海上油井是在哪里打出的？
