皮皮学，免费搜题
登录
搜题
【判断题】
金黄色葡萄球菌食物中毒可引起反射性呕吐。()A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】数据流程图的四种基本元素是：数据流、处理、（ ）和数据存储。
【简答题】数据流程图的四种基本元素是：数据流、加工处理、______和______。
【简答题】（）到站，必须与客票的到站雷同。
【单选题】which of the following is the improper behavior when you are exchanging business card?
A.
we shouldn't present the front side of the business card to the recipient.
B.
we should stand and submit the business card with two hands.
C.
when there are many persons, we should submit the business card from near to far.
D.
when receiving the business card, we should read it carefully.