岩石按成因分为()、()、()三大类。
参考答案:火成岩;沉积岩;变质岩
Every time she was in trouble, she went to him for help, as he said he ________ do anything for her.
A.should
B.must
C.would
D.might
下列关于腹膜壁层肿瘤的描述,哪一项是错误的:().
A.肿瘤沿腹膜面生长
B.一般不形成腹腔积液
C.呈板块状增厚
D.瘤结节向腹腔内突起
E.病变弥漫,常合并腹腔积液