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【简答题】
老师把参与实验的学生分成三个组，对每组学生完成任务的情况给予不同的强化，第一组用口头表扬，第二组用金钱奖励，第三组用加分。在这一研究中，自变量是
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举一反三
【简答题】舌乳头包括_________ 、_________、_________。
【简答题】舌乳头包括___、___、___、___四种,其中___无味蕾分布。
【简答题】舌乳头包括丝状乳头、_________、________和轮廓乳头。
【单选题】The following sentences tell what happened many years ago. Which is the right order of the events? a. Archimedes took a bath b. Archimedes discovered his principle c. The king of Syracuse asked him to...
A.
cabd
B.
bcad
C.
bcda
D.
cadb
【简答题】名词解释: 什么是接触器?
【单选题】The following sentences tell what happened many years ago. Which is the right order of the events? a. Archimedes took a bath b. Archimedes discovered his principle c. The king of Syracuse asked him to...
A.
c a b d
B.
h c a d
C.
b c d a
D.
c a d b
【简答题】舌乳头包括--------、----------、-----和---------------。
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