后纵隔最常见的肿瘤有（）
A.胸腺瘤
B.畸胎瘤
C.纤维肉瘤
D.神经源性肿瘤
E.淋巴源性肿瘤
参考答案：C, D
—I want to get a license. What do you think I should do?
—Only with enough practice ______ the driving test, I think.
A．you can pass
B．can you pass
C．can pass you
D．that you can pass
医德的部分内容不受阶级意识和阶级利益的影响，表现了医德的（）的特点。
