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【判断题】
导游进行导游活动时，为方便游客，可以把土特产等物品带到旅游车上出售给游客。()A.
正确
B.
错误
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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)
【简答题】What is R&D dept.?
【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.
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