p>在SELECT语句的WHERE子句的条件表达式中,可以匹配0个到多个字符的通配符是( )
Sometimes buyers only purchase some , tangible or intangible.
You can have eggs or hard-boiled.
Goods are carried by several of transport--on road or rail, by sea or air.
You can _____ some bottles of wine, or some chocolates, or a bunch of flowers.
A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.
Prices may change quickly if supply or demand .
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