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【单选题】
在关系模型中,一行表示关系的一个( )。A.
属性
B.
联系
C.
字段
D.
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】下列有关流感预防的表述错误的是()
A.
尽早服用抗生素可有效预防流感
B.
保持良好的个人卫生习惯也可预防流感
C.
接种流感疫苗是预防流感最有效的手段
D.
药物预防不能代替疫苗接种
【简答题】She needs to (finish) her assignment before tomorrow.A. finish
【简答题】简述膳食蛋白质互补原则。
【简答题】Two days is not enough for him to finish the work. He needs __________ day. A: the other B; a third C; other
【单选题】What does Carol Brinkley say about the question and answer session?
A.
She felt that Mr Hammond performed well in difficult circumstances.
B.
She learnt more than she expected about the company's goals.
C.
She would have liked to hear more on some subjects.
D.
She changed her attitude towards Mr Hammond.
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