诊断颅内占位性病变依据常用的是
A.头颅X线片
B.头颅CT
C.脑电地形图
D.脑血管造影
E.脑电图
参考答案:A
选用is,am,are,填空。
1. —What _______ your name?
—I _______ Daming.
2. This _______ my son, Yangyang.
3. Hello! My name _______ Lucy.
4. —How _______ your mother ?
— She _______ fine, thanks.
5. Jack and Tom _______ my friends.
中又催化装置的原料通常是()
A.减压渣油
B.馏分油掺减渣
C.馏分油掺常渣