Please decide who could say the sentence:Thank you. Are you looking for something special, sir?
A. Guest
B. Shop assistant
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Please decide who could say the sentence:Just one more thing, how can I pay for what I buy?
A. Guest
B. Shop assistant
Please decide who could say the sentence:Well, there’re many departments in our store. You can find all kinds of goods here.
A. Guest
B. Shop assistant
Which is not the facility of the conference service ?
A. Loudspeaker
B. Roving microphone
C. Standard booth
D. Simultaneous translation system
Please decide who could say the sentence:I’m just browsing.
A. Guest
B. Shop assistant