(根据短文内容,从方框中选择适当的单词并用其正确形式填空,使短文内容完整。并将答

题型:填空题

问题:

(根据短文内容,从方框中选择适当的单词并用其正确形式填空,使短文内容完整。并将答案写在答题卡的相应位置上。每个词只能用一次,有两个多余词。每空1分,共10分)
  do  they  or  question  one  answer   only   us   success   ask   by  listen
 
Learning in class is a way for students to study. Students sit in the classroom and   小题1:to the teacher. Is this the   小题2: way for students to learn something? Of course not. There is another way to learn, that is, students can teach   小题3:.
How do you teach yourself ? The   小题4: thing you must do is reading. Read something you are interested in,   小题5: what you have to read. The second is that you must ask yourself 小题6:. You can write down the questions. A clever student is usually good at   小题7: questions. The third is to answer the questions yourself   小题8: thinking hard, by reading the text or other books, and sometimes by asking other people. This is the way of teaching yourself. And you must do all these by yourself. If you keep  小题9: like this for a long time, you are sure to   小题10: in your study.
考点:连词成句
题型:填空题

在“学生一选课一课程”数据库中的三个关系如下:
S(S#,SNAME,SEX,AGE),SC(S# C#,GRADE),C(C#,CNAME,TEACHER)查找选修“数据库技术”这门课程的学生的学生名和成绩。若用关系代数表达式示为:
π______(S∞(SC∞(σCNAME="数据库技术"(C)))

题型:填空题

取哺乳动物的新鲜长骨9克,放在酒精灯上煅烧至灰白色后,称重为7克。由此可知,此骨的特点是

A.造血能力强

B.硬度小,弹性大  

C.易发生骨折

D.既坚固又有弹性

题型:填空题

已知a2-5a-1=0,则5(1+2a)-2a2=______.

题型:填空题

下列说法正确的是[ ]

A.用欧姆表测电阻时,电流总从欧姆表红表笔(+)流出,经过待测电阻,从黑表笔(-)流回欧姆表

B.用欧姆表不同倍率的挡位测量同一电阻的阻值时,倍率越小,误差越小

C.用欧姆表测电阻时,指针接近刻度盘中央,误差较小

D.用欧姆表测电阻时,如果指针偏转角度很小,应换倍率较大的挡位

题型:填空题

病人女性,58岁,因煤气中毒入院,病人处于浅昏迷状态,脉搏130次/分,皮肤多汗,面色潮红,口唇呈樱桃红色。

协助诊断应进行的检查是()

A.血常规

B.血液碳氧血红蛋白

C.血胆碱酯酶

D.血氧饱和度

E.血气分析

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