皮皮学，免费搜题
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【多选题】
客户忠诚度的提升途径有哪些?A.
不断完善服务
B.
培养以客户忠诚度为导向的员工
C.
提高客户满意度
D.
不断进行产品质量，优化产品设计
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】Maria _____________ watch TV, but now she _____________ listening to music. A . used to ; is used to B . is used to ; used to C . used to ; used to ...
A.
． used to ； is used to
B.
． is us ed to ； used to
C.
． used to ； used to
D.
． is used to ； is used to
【单选题】Is your mother a worker? No. she __________.
A.
used to
B.
was used to
C.
used to be
D.
used
【单选题】He listen to pop music, but now he dancing
A.
is used to, used to
B.
used to, is used to
C.
used to, is used for
D.
used, used for
【单选题】In the past,ice ______food.
A.
used to keep
B.
used to be used for keeping
C.
was used to keeping
D.
used to be used to keeping
【简答题】针对具体应用问题而开发的软件属于___。
【单选题】Mike take a bus to the office, but now he walking there.
A.
is used to, is used to
B.
used to, used to
C.
is used to, used to
D.
used to, is used to
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