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【单选题】
在jQuery中,使用bind( )方法可绑事件,以下语法正确的是_____。A.
语法：bind(“事件类型”,[data],处理函数);
B.
绑事件语法：bind({“事件类型1”:处理函数1，“事件类型n”:处理函数n});
C.
bind( )方法绑定事件后可通过unbind([事件类型][处理函数])移除事件。
D.
以上均正确
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【单选题】Though high-priced, specialty goods still have customers because ________.
A.
consumers can afford specialty goods
B.
consumers buy them not just for their physical quality but also for recognition, status and so on
C.
consumers think that specialty goods are profitable
D.
consumers think that specialty goods last longer
【单选题】Compared with convenience goods, which of the following is NOT true of specialty goods?
A.
Specialty goods are designed only for the rich
B.
Specialty goods are usually bought at a higher price
C.
Specialty good are usually bought less often
D.
Specialty goods are often bought after comparison with competing brands.
【简答题】Her specialty is heart surgery.
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