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【判断题】
通过抛扔食物训练达到的训练效果仅是培养犬的一种衔取作业形式A.
正确
B.
错误
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举一反三
【简答题】Because Edgar was convinced of the accuracy 选择Because Edgar was convinced of the accuracy of this fact, he _______ his opinion. A) struck at B) stove for C) stuck to D) ...
【简答题】Because Edgar was convinced of the accuracy of this fact, he ________ his opinion. A) struck at B) stove for C) stuck to D) stood for
【单选题】Because Edgar was convinced of the accuracy of this fact, he ______ his opinion.
A.
struck at
B.
strove for
C.
stuck to
D.
stood for
【简答题】Because Edgar was convinced of the accuracy of this fact, he ___________ (坚持自己的观点).
【简答题】84+k6÷6 =6了÷6 =上了 改正：
【简答题】1 进食过程中,当食物进入胃后,G细胞释放的gastrin__1__(a.增加,b.减少),使得HCl的分泌__2__ (a.增加,b.减少),进而引发小肠释放secretin__3__ (a.增加,b.减少),secretin的释放又会__4__ (a.增强,b.抑制)胃排空。
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