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问题 单项选择题

围术期可能诱发急性心肌缺血的因素不包括（）。

A.收缩压140~150mmHg，心率70~75次/min

B.收缩压90~95mmHg，心率45~50次/min

C.收缩压100~110mmHg，心率115~120次/min

D.CI1.9L·min-1·m-2，心率50次/min

E.收缩压140~150mmHg，心率70~75次/min，PCWP11mmHg

答案

参考答案：E

阅读理解

This is a picture of a classroom（教室）. The classroom is big and clean（干净）. You can see a teacher’s desk, five desks and six chairs. You can see a girl and a boy.

Three books are on the teacher’s desk. A pencil case is on a desk. Two pens are in the pencil case. A schoolbag is behind a chair. A ball is on the floor.

The girl is Lucy Smith. She is eleven. The boy is Mike Miller. He is twelve. They are good friends. Their（他们的） teacher is Miss Green. She is not here.

小题1:What is Lucy’s family name?

_____________________________________________________________.

小题2:Where are the two pens?

______________________________________________________________.

小题3:Is the ball on the desk?

______________________________________________________________.

小题4:Are Mike and Lucy good friends?

______________________________________________________________.

小题5:Who（谁）is their teacher?

______________________________________________________________.
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多项选择题

以下哪种反应器仅适合用固定化酶反应（）

A.搅拌罐式反应器

B.鼓泡式反应器

C.固定床式反应器

D.膜式反应器

E.流化床是反应器
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