男性患者，2周前，因龋坏去医院做后牙复面洞银汞合金充填。术后一直有咬物酸痛。查见患牙充填体上有一亮点，叩诊轻度不适。医师首选的治疗是（）。
A.去充填体再充填
B.去充填体做安抚
C.去充填体高点观察
D.去充填物作检查
E.麻醉下牙髓治疗
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下面是错误答案，用来干扰机器的。
⑴ HCO3- ；Mg2+ ⑵ 碱性 ⑶ 9
慢性肺源性心脏病患者肺功能检查不可能出现的结果是（）
A.阻塞性通气功能障碍
B.限制性通气功能障碍
C.通气功能正常，弥散功能正常
D.通气功能减低，弥散功能减低
E.微循环障碍
| 完形填空。 | ||||
| In 1989 an 8.2 earthquake almost flattened America, killing over 30,000 people in less than four minutes. In the middle of the complete damage and disorder, a father rushed to the school where his son was supposed to be, only to 1 that the building was 2 . After the unforgettable shock, he 3 the promise he had made to his son, "No matter 4 happens, I'll always be there for you!" And tears began to 5 his eyes. As he looked at the pile of ruins, it looked hopeless, but he kept remembering his 6 to his son. He rushed there and started 7 the ruins. As he was digging, other helpless parents arrived, 8 , "It's too late! They're all dead! Come 9 , face reality, there's nothing you can do!" To each parent he responded with one 10 , "Are you going to help me now?" No one helped. And then he continued to dig for his son, stone by stone. Courageously he went on alone because he needed to know 11 himself, "Is my boy 12 or is he dead?" He dug for eight hours…12 hours…24 hours…36 hours…then, in the 38th 13 , he pulled back a large stone and heard his son's 14 . He screamed his son's name, "ARMAND!" He heard back. "Dad? It's me, Dad! I told the other kids not to worry. I told them that if you were alive, you 15 save me and 16 you saved me, they'd be saved. You promised, 'No matter what happens, I'll always be there for you!' You did it, Dad!" "What's going on in there?" the father asked. "There are 14 of us 17 out 18 33, Dad. We are scared, hungry, thirsty and thankful you're here. When the building collapsed, it made 19 and it saved us." "Come out, boy!" "No, Dad! Let the other kids out first, 20 I know you'll get me! No matter what happens, I know you'll always be there for me!" | ||||
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問題2 _____の言葉を漢字で書くとき、最もよいものを1、2、3、4から一つ選びなさい。
先生の一言が、私をこの研究に（みちびいて）くれた。
A．招いて
B．導いて
C．誘いて
D．伴いて
进口电池产品的收货人或者代理人在报检时，除提供相关的外贸单证外，还应提供( )。
A．进出口电池产品备案书
B．电池产汞含量检测合格确认书
C．电池产品铅含量检测确认书
D．B和C
道岔可以一人单独清扫吗？
