患者男,38岁,因急腹症手术治疗,术中见腹腔内少量淡黄色腹水,有粪臭味。引起感染的病菌是( )。
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.
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