【单选题】有一位小学生,用小刀削铅笔时,不小心让小刀划破了她的手指,流血不止,而流的血液颜色鲜红,速度较快。她的同桌赶紧喊来了老师,老师在没有办法时,就用细绳子扎捆她手指的伤口下方,血流没有止,最后还是送往医院包扎。请你分析说出这位小学生划破血管的名称和及时控制血流的办法正确的是()
【单选题】听力原文:M: Would it be better to buy a monthly meal ticket or pay for each meal separately? W: What difference does it make? The price per meal is the same either way. Q: What does the woman imply? (18)
A.
The man should buy a meal ticket every month.
B.
Individuals pay differently for the same meal.
C.
Buying the meal ticket won't save the man money.
D.
The price of a meal varies according to the date.
【单选题】设集全A= {x||0≤x≤5且x∈Z},B={x|x= k 2 ,k∈A} ,则集合A∩B=( )
【单选题】一女性患者,65岁,在实施心脏射频消融术前听了医生的手术风险说明后,紧张不安,夜不能寐,频繁如厕,对手术是否安全和顺利感到十分担忧。医生在得知患者的担忧和顾虑后,重新对疾病风险做了解释,并告知其风险概率、手术的成功率,减轻了患者的心理负担,这属于?
【单选题】设集合A={0,1,2},B={-1,1,3},若集合P={(x,y)|x∈A,y∈B,且x≠y},则集合P中元素个数为 [ ]
【多选题】企业在“项目目录”功能中可以进行下列( )操作。