A: subjterm(3304) and "TITLE-ABS-KEY"(learning)
B: ①((education* or instructional) w/1 (technique or technology)) and ("class participation" or "classroom participation" or "student participation")
②1.((education* or instructional) w/1 (technique or technology)) and ((class* w/1 participation) or "student participation")
①和②的检索结果一样。
C: 检索“白血病的诊断和治疗”可输入检索式为 leukemia and (diagnosis or therapy)
D: (hig* w/3 (tech * or educat*)or part*) not ( pra* or class) w/9 marxism 检索式正确。
举一反三
- 下列关于检索式描述哪些内容是错误的? A: subjterms (3304)可以在Scopus中查找数字3304对应的小方向 B: EBSCO中检索历史合并是 #1 AND #2 C: ((education or educational) w/2 technology) w/2 participation D: TITLE-AB(learning)表示为在标题和关键词中检索learning
- Which item was NOT mentioned as part of determining a student's final grade in the class? A: participation B: quizzes C: a research project D: attendance
- 检索“高压反应装置”方面的文献,合理的检索式为: A: High(w)pressure and react* and device B: High(w)pressure and react* and apparatus C: High(w)pressure and react* and (device or apparatus or equipment) D: High(w)pressure(w)react(w)device
- 下面的检索式书写正确的是? A: A subjterm(1202 or 3304) B: B bay and not fish C: C information w / 2 insturction D: D "play learn*" E: E #1and#3
- 下列检索式正确的是 A: (learn* W/3 (play* or game or gaming )And"information") B: TITLE-ABS-KEY("learn* AND play* OR game OR gaming") C: learn* W/ "play or game or gaming" D: TITLE-ABS-KEY("learn to play" OR "learn through play" OR "play-based-learning") E: (learn* W/3 (play* or game or gaming)) And "information literacy"
内容
- 0
If an unemployed<br/>person quits looking for work, ceteris paribus, the unemployment rate<br/>() A: decreases, and<br/>the participation rate increases. B: decreases, and<br/>the participation rate decreases. C: stays the same,<br/>and the participation rate decreases. D: and the<br/>labor-force participation rate stay the same.
- 1
中国大学MOOC: 假设在某个检索系统中,(w)用于限定两个检索词相邻并且前后顺序不可颠倒,那么,computer和game这两个词只要都在文献中有出现,都是检索式“computer(w)game”的检索结果。
- 2
Scopus中检索结果一致的是 A: “learn play” B: learn w/0 play C: learn pre/0 play D: learn and play E: learn w/1 play
- 3
一组合电路有四个输入[w3,w2,w1,w0]=W及一个输出K,W为二数进位数字,其中w3为MSB[最高位元]﹔K=1若且为若W=[w3,w2,w1,w0]]为5或7的倍数。下列叙述何者错误?() A: w=0,w=1,w=0,w=0时K=0 B: w=0,w=1,w=0,w=1时K=1 C: w=0,w=1,w=1,w=1时K=0 D: w=1,w=1,w=1,w=0时K=1
- 4
Transformation of lysogenicity ( ). A: Participation by R plasmid B: Mediated by sexual fimbriae C: Participation by potent bacteriophage D: Participation by mild bacteriophage