以下外科情况中，不需要输血的是（）。
A.严重烧伤
B.体质消瘦
C.出血性疾病
D.大手术出血
E.脓毒血症
参考答案：B
腰麻的麻醉平面中，中平面是指（）
A.阻滞平面高于T10但低于T4
B.阻滞平面高于T10但低于T6
C.阻滞平面高于T8但低于T4
D.阻滞平面高于T12但低于T6
E.阻滞平面高于T12但低于T4
用所给词的适当形式填空。
1. The book is very _____ (interest) and the boy is _____ (interest) in it.
2. You must stop _____ (talk) when class begins.
3. I found Mary _____ (sit) in the corner of the room.
4. At the_____ (begin) of the garden tour, the children are always happy.
5. —How many _____ (tomato) pizzas would you like? —Two.
