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The best gift I’ve received was from two young boys. At that time, I didn’t have a lot of money or a huge home. As a single mom with three young children of my own, life is so . They were boys with dirty faces a bit older than my children, but they always my yard. I must feed my children who were thirsty and hungry, so I a lot of time baking so many healthy muffins(松饼).These two boys almost grew up in our yard, and they were glad to pray with us before they would have a with my family. We would also food, laughter, books and games with them. And a while later, they . I didn’t know where they had gone and I often wondered what had in their lives, and meanwhile I hoped for the best. During one of the darkest times in my personal life, no one came to visit me. I felt really lonely these days. I even wondered if God had me. On Mother’s Day, my children home from school. We were sitting together talking when I heard a on the door. I went to answer it, and there stood two clean-faced, tall, smiling boys holding two bundles of beautiful flowers I had ever seen. They said to me “Do you us? You used to feed us muffins! They were so . We wanted to come back and thank you and say Happy Mother’s Day you were really like a to us!” I was so moved that I couldn’t help crying, and thanked them again and again. 小题1: A.boring B.exciting C.interesting D.hard 小题2:. A.visited B.repaired C.cleaned D.destroyed 小题3: A.always B.never C.seldom D.hardly 小题4: A.spared B.saved C.spent D.wasted 小题5: A.meal B.rest C.drink D.bath 小题6: A.buy B.share C.collect D.pack 小题7: A.changed B.agreed C.refused D.disappeared 小题8: A.happened B.lost C.gone D.changed 小题9: A.punished B.forgotten C.blamed D.doubted 小题10: A.drove B.flew C.called D.arrived 小题11: A.shock B.voice C.noise D.knock 小题12: A.affect B.remember C.influence D.greet 小题13: A.bad B.expensive C.delicious D.salty 小题14: A.before B.if C.though D.because 小题15: A.teacher B.mom C.friend D.sister
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参考答案:
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【单选题】最终沉淀DNA时,加入3mol/L NaAc溶液的作用是:
A.
Na + 中和 DNA 链上 PO 4 - 的负电荷,使 DNA 易于聚集
B.
NaAc 是强碱弱酸盐,水解产生的 OH - 使 DNA 易于聚集
C.
溶解断裂的小分子 DNA
D.
溶解断裂的小分子 RNA
【单选题】下列收人中,属于按劳分配收入的是( )
A.
个体劳动者的劳动所得
B.
外资企业的职工工资收人
C.
股份制企业职工的分红收人
D.
集体企业的职工工资收人
【单选题】最终沉淀DNA时,加入3mol/L NaAc溶液的作用是
A.
Na+中和DNA链上PO4-的负电荷,使DNA易于聚集
B.
溶解断裂的小分子RNA
C.
溶解断裂的小分子DNA
D.
NaAc是强碱弱酸盐,水解产生的OH-使DNA易于聚集
【单选题】下列收入中属于按劳分配性质的是( )
A.
个体劳动者个人所得
B.
外资企业职工的工资收入
C.
股份制企业职工按股分红收入
D.
集体企业职工工资奖金收入
【单选题】患者女性,26岁。1型糖尿病。因感冒食量减少而中断胰岛素治疗3日,突发昏迷,Kussmaul呼吸,皮肤弹性差,脉细速,血压下降,尿量减少,血糖33.3mmol/L,血尿素氮、肌配偏高,白细胞升高,尿糖、尿酮体强阳性。诊断考虑
A.
糖尿病酮症酸中毒昏迷
B.
糖尿病肾病尿毒症昏迷
C.
乳酸性酸中毒
D.
感染性休克
E.
高渗性非酮症糖尿病昏迷
【单选题】下列收入中属于按劳分配所得的是()。
A.
三资企业工人的工资
B.
凭借劳动、土地获得的收入
C.
企业承包者的年薪
D.
国有企业职工的奖金和津贴
【单选题】患者女性,26岁。1型糖尿病。因感冒食量减少而中断胰岛素治疗3日,突发昏迷.Kussmaul呼吸,皮肤弹性差,脉细速,血压下降,尿量减少,血糖33.3mmol/L,血尿素氮、肌酐偏高,白细胞15×1O9/L,中性粒细胞86%,尿糖、尿酮体强阳性。诊断考虑
A.
感染性休克
B.
糖尿病酮症酸中毒昏迷
C.
糖尿病肾病尿毒症昏迷
D.
高渗性非酮症糖尿病昏迷
E.
乳酸性酸中毒
【单选题】患者女性,26岁。1型糖尿病。因感冒食量减少而中断胰岛素治疗,突发昏迷,Kussrnaul呼吸,皮肤弹性差,脉细速,血压下降,尿量减少,血糖33.3mmol/L,血尿素氮、肌酐偏高,白细胞15×10 9 /L,中性粒细胞86%,尿糖、尿酮体强阳性。诊断考虑
A.
感染性休克
B.
糖尿病酮症酸中毒昏迷
C.
糖尿病肾病尿毒症昏迷
D.
高渗性非酮症糖尿病昏迷
E.
乳酸性酸中毒
【单选题】在我国现阶段,下列收入中属于按劳分配收入的是()
A.
外资企业工人的工资
B.
个体劳动者的劳动收入
C.
国有企业职工的工资和津贴
D.
企业承包经营者的年薪
【简答题】弱酸强碱盐(NaAc): 水解,溶液显
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