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【单选题】
下列哪句俗语说明了第二信号系统在条件反射中的作用
A.
画饼充饥
B.
望梅止渴
C.
一朝被蛇咬,十年怕井绳
D.
杯弓蛇影
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参考答案:
举一反三
【单选题】— Who will teach _______ oral English next term? Can it be a new teacher? — Perhaps. But our head teacher hasn't told us ________ .
A.
your; already
B.
you; yet
C.
you; already
D.
your; yet
【多选题】权责发生制原则,应计入本期的收入和费用的有()
A.
前期提供劳务未收款,本期收款
B.
本期销售商品一批,尚未收款
C.
本期郝勇飞水电费,尚未支付
D.
预付下一年的报刊费
【单选题】语法冲关 Many children are left alone in thecountryside. Let's try our best ________ them.
A.
help
B.
helping
C.
to help
【单选题】语法冲关 ----_____ do you learn English so well? ----I learn ______ using it.
A.
What;by
B.
Where;at
C.
How ; by
【单选题】语法冲关 Our English teacher often says to us, “ _____English well is very important. ”
A.
learn
B.
learning
C.
to learn
【单选题】单糖分子至少含几个碳原子?
A.
2
B.
3
C.
5
D.
6
【简答题】语法冲关: 19 . Can you tell me how many English words ____ since 1996? B . did you learnA. have you learned B. did you learn C. you have learned
【判断题】幅板式车轮上,幅板上对称的孔可以减轻质量,利于制动器散热,也便于拆装。
A.
正确
B.
错误
【单选题】单糖分子中至少含有几个碳原子( )
A.
2
B.
3
C.
4
D.
5
【单选题】单糖分子至少含几个碳原子
A.
2
B.
3
C.
4
D.
5
E.
6
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