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【单选题】
在小班科学活动“吹泡泡”中,教师先让幼儿思考不同的吹泡泡器都会吹出什么形状的泡泡来,然后让幼儿亲子动手操作。这个活动属于哪种类型的实验操作活动?A.
猜想验证类
B.
自由引导类
C.
演示操作类
D.
其他
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反馈参考答案：
举一反三
【单选题】Which of the following methods is often used by advertisers to get us buy their products?
A.
Make us feel dissatisfied with ourselves and our lives.
B.
Make us afraid that people won’t like us if we don’t use the advertised products.
C.
Write different ads for different groups of people.
D.
All of the above.
【简答题】Research and Development Dept.(R&D)
【单选题】在关系模式D(DEPTNO,DEPT,EMPLOYEEN)中,应该选用________为主键(其中DEPTNO表示部门编号,DEPT表示部门名称,EMPLOYEEN为员工人数)。
A.
DEPTNO
B.
DEPT
C.
EMPLOYEEN
D.
D
【单选题】We learn from the text that users of wireless products are more often than not confronted with
A.
missing networks.
B.
technical failures.
C.
wrong standards.
D.
confusing choices.
【简答题】They often choose to advertise their products ______ _______.
【单选题】（ ）products often feature games with learning embedded into them.
A.
Program
B.
Database
C.
Software
D.
Multimedia
【简答题】They often _______(design) ads for food products.
【简答题】必须坚持以人为本；必须坚持科学发展；必须坚持改革开放；必须坚持民主法治；必须坚持正确处理改革发展稳定的关系；必须坚持在党的领导下全社会共同建设．
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