当前零售商业物业理论中的研究热点是（）。

56 The role of the _____ can be invaluable in problem solving.

A. recognition seeker

B. devils advocate

C. dominator

D. topic jumper

E. A or C

138 The role of the _____ can be invaluable in problem solving.

A. recognition seeker

B. devils advocate

C. dominator

D. topic jumper

E. A or C

Why can classical music play a positive role in problem solving？

The music seems to excite ______ in the brain.

A. A role can be given to a maximum of 1000 users.

B. A user can have access to a maximum of 10 roles.

C. A role can have a maximum of 100 privileges contained in it.

D. Privileges are given to a role by using the CREATE ROLE statement.

E. A role is a named group of related privileges that can be granted to the user.

F. A user can have access to several roles, and several users can be assigned the same role.

What kind of problem can be solved by the new technology？

A．It can help mankind solve the problem of planting tomatoes.

B．It can help mankind solve the problem of watering.

C．It can help. mankind solve the problem of salt.

D．It can help mankind solve the problem of feeding its population.

As suggested by Kuukka, the right way to approach the problem is to ______.

A．exchange role models between the couple in the same boat

B．look at the same problem from a different perspective

C．turn a deaf ear to whatever other people would say

D．get the couple's priorities right to ensure a rewarding life

听力原文：M: I wonder if a problem like this can be solved by Linda.

W: Well. If she can't solve it, no one can.

Q: What can we learn from the conversation？

(19)

A．The problem may have been a very complicated one.

B．The man can solve the problem himself.

C．Even Linda can not solve the problem.

D．The woman thinks that the problem is too easy.

You can work out the problem ____ this way.

A.about

B.at

C.in

D.with