双胎分娩后确定为单卵双胎的依据是() A.性别相同 B.一个胎盘 C.两个羊

题型:单项选择题 A1型题

问题:

双胎分娩后确定为单卵双胎的依据是()

A.性别相同

B.一个胎盘

C.两个羊膜囊的中隔为2层

D.两个羊膜囊的中隔为3层

E.两个羊膜囊的中隔为4层

考点:妇产科住院医师病理妊娠病理妊娠题库
题型:单项选择题 A1型题

个人对外贸易经营者办理对外贸易购付汇、收结汇应通过本人的()进行;其外汇收支、进出口核销、国际收支申报按机构管理。

A、外汇储蓄账户

B、外汇结算账户

C、人民币储蓄账户

D、人民币结算账户

题型:单项选择题 A1型题

属于职能式组织结构优点的是()。

A.团队各成员无后顾之忧

B.管理层次相对简单

C.项目管理指令一致

D.团队成员工作目标比较单一

题型:单项选择题 A1型题

宝玉生日时,怡红院内的下人是怎样为他庆祝生日的?体现了宝玉的什么性格?

题型:单项选择题 A1型题

下列说法错误的是()

A.电子商务一般的交易过程中,"买方通过互联网和其他电子商务网络(各种增值网),寻找所需的商品和商家,发出询价和查询信息,收集相关信息,进行市场调查和分析,制订和修改购货、进货计划,比较选择,做出购买决策,审批计划,筹划货款等",这些行为属于"办理合同履行前手续"阶段

B.电子商务一般的交易过程中,"卖方为本企业的商品做好市场调查和分析,制订销售策略和方式,不断利用互联网站发布广告,诱发客户的需求,给出报价和优惠消息,寻找贸易伙伴和尚机,想方设法扩大市场份额等,这些行为属于"交易前准备"阶段

C.卖方应按规定负责做好售后服务,包括有关的使用培训和维修服务,这些行为属于"交易后处理"阶段

D.电子商务一般的交易过程中,"商品交由物流配送公司负责完成配货、包装、启运、转运、送货等",这些行为属于"交易合同履行"阶段

题型:单项选择题 A1型题

Passage Two


Children start out as natural scientists, eager to look into the world around them. Helping them enjoy science can be easy ;there’s no need for a lot of scientific terms or expensive lab equipment. You only have to share your children’s curiosity. Firstly,listen to their questions. I once visited a classroom of seven-year-olds to talk about science as a job. The children asked me" textbook questions" about schooling, salary and whether I liked my job. When I finished answering, we sat facing one another in silence. Finally I said, "Now that we’ve finished with your lists, do you have questions of your own about science"
After a long pause ,a boy raised his hand," Have you ever seen a grasshopper(蚱蜢) eat When I try eating leaves like that, I get a stomachache. Why"
This began a set of questions that lasted nearly two hours.
Secondly, give them time to think. Studies over the past 30 years have shown that, after asking a question, adults typically wait only one second or less tor an answer, no time for a child to think. When adults increase their" wait time" to three seconds or more, children give more logical, complete and creative answers.
Thirdly, watch your language. Once you have a child involved in a science discussion, don’t jump in with" That’s right" or" Very good". These words work well when it comes to encouraging good behavior. But in talking about science, quick praise can signal that discussion is over. Instead, keep things going by saying" That’s interesting" or" I’d never thought of it that way- before", or coming up with more questions or ideas.
Never push a child to" Think". It doesn’t make sense, children are always thinking, without your telling them to. What’s more, this can turn a conversation into a performance. The child will try to find the answer you want, in as few words as possible, so that he will be a smaller target for your disagreement.
Lastly, show;don’t tell. Real-life impressions of nature are far more impressive than any lesson children can learn from a book or a television program. Let children look at their fingertips through a magnifying glass, and they’ll understand why you want them to wash before dinner. Rather than saying that water evaporates, set a pot of water to boil and let them watch the water level drop.

The author mentions all of the following techniques for adults to share with their children’s curiosity except that adults should______.

A.tell their children stories instead of reciting facts

B.offer their children chances to see things for themselves

C.be patient enough when their children answer questions

D.encourage their children to ask questions of their own

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