可以用最大称量为250克的天平称取500克的物品。（）

根据句子要求转换句型（共5小题；每小题2分，满分10分）

小题1:“Ice gets into water when it is over zero.” the teacher said to us.（直接引语改为间接引语）

“Ice _______ into water when it __________ over zero.” the teacher said to us.

小题2:While he was doing his homework he fell asleep. (用省略句改写句子)

While ______ his homework, he fell asleep.

小题3:She insisted on my going with her. （改为同义句）

She insisted that I ______  _______ with her.

小题4:This is Mrs. Wang. Her daughter is a super modal. (用定语从句完成句子)

This is Mrs. Wang  ______  ______is a super modal.

小题5:Two year ago she bought an expensive mountain bike and then she persuaded me to buy one. (改为同义句)

Two year ago she bought an expensive mountain bike and then she persuaded me ____ ____one.

Martell，Chivas，Bell’s是世界著名的白兰地品牌。

男性66岁患者，大脑中动脉瘤，拟行动脉瘤夹闭术。ECG无明显异常，入室时血压136/80mmHg，心率88次/分。手术中需施控制性降压。

最合适的麻醉方法是（）

A.局麻

B.局麻+强化

C.针麻

D.氯胺酮麻醉

E.气管插管全麻

何谓锅炉的正平衡热效率？

某患者，左下第二前磨牙全冠修复后，患牙逐渐颊向移位，移位的主要原因最可能是（）。

A.偏侧咀嚼

B.牙冠外形恢复过大

C.牙冠外形恢复过小

D.咬合力过大

E.邻牙接触区过偏舌侧