()是酿造啤酒的重要原料。
A、高粱
B、小麦
C、啤酒花
D、造酒花
参考答案:C
---Was it the new school headmaster who walked by ?
--- _____.
A.It must be that
B.It must have been
C.He must be
D.This must have been
脑疝形成的机理关键在于
A.颅内内容物体积增加B.颅内血容量增加C.颅内脑脊液量增加D.腰椎穿刺放出脑脊液E.颅腔内压力分布不均