急性重型肝炎诊断的重要依据是 A．凝血酶原活动度＜40% B．胆红素＞17.1 μm

完成对话。

A: Did you see "Young Lives" last night?

B: No, what 1______?

A: Well, Ben told Lana  2______ Marcia was going to have a surprise party 3______ her.

B: 4______? What did Lana say?

A: Well. Lana was very excited. Lana told Ben that she wasn't mad 5______ Marcia any more, and that she

    would go to Marcia's house on Friday after all.

B: Oh, Then 6______?

A: Marcia called everyone and told them she 7______ going to have the 8______.

B: Oh, no.

A: Yeah, then Lana called Marcia and told her that she could 9______ some drinks and snacks to her

    house on Friday night.

B: Oh, wow...and what did Marcia say?

A: She told Lana she 10______ be glad.

患者，因服毒昏迷不醒，入急诊室抢救，其家属不能准确地说出毒物的名称及性质，观察患者双侧瞳孔缩小。

护士采取的正确处理方法是（）

A.立即查清毒物的名称然后洗胃

B.立即抽取胃内容物送检然后洗胃

C.立即用生理盐水灌肠

D.立即鼻牛奶或者蛋清水

E.等患者清醒后用催吐法排出毒物

主动脉瓣狭窄可触及

A.胸骨右缘第2肋间收缩期震颤

B.胸骨左缘第2肋间收缩期震颤

C.胸骨左缘3～4肋间收缩期震颤

D.胸骨左缘第2肋间连续性震颤

E.心尖部舒张期震颤

小明同学用天平、烧杯、量筒等器材测 “食用油”的密度。

（1）A．在调节天平时，发现指针偏向分度盘的左侧（如图1所示），此时应将平衡螺母向______（选填“左”或“右”）端调。

        B．小明同学按如图2所示a、b、c的步骤进行实验。

（2）小明所测油的质量为_______g，油的密度为________g/cm³。

（3）请你分析一下，这样测出的结果油的密度偏大还是偏小？答：_______。

（4）为了减少实验误差，可以如何改进？答：把abc改为_________ （写序号）

要清楚地表示出小明语文和数学每次考试的成绩，绘制______统计图最好；若要表示出他语文和数学成绩的变化趋势，绘制______统计图较好．