某溶液中加入BaCl2溶液,生成白色沉淀,滴加稀HNO3,沉淀不溶解,则该溶液中

题型:选择题

问题:

某溶液中加入BaCl2溶液,生成白色沉淀,滴加稀HNO3,沉淀不溶解,则该溶液中(  )

A.只含有SO42-

B.只有Ag+

C.可能含有SO42-或Ag+

D.一定是SO42-和Ag+

考点:酸的性质盐的性质
题型:选择题

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

A group of happy, high-performing individuals is not a team. Even if each of the people is highly motivated and wants to do great work, you will still need to spend time actively developing a sense of unity and cooperation to create a truly team-oriented(团队精神的)environment. 小题1:

Building a team takes time. 小题2: We will review the building blocks of a team environment, so you can work on this aspect of your role over time.

Successful teams have some common attributes(品质) you can encourage and develop as you work with the members of your group.小题3:Making them clear to every member of your group is a great first step toward developing a team-oriented culture.

All effective teams operate on the basis of trust. 小题4:Each member on your team needs to see consistent(一致的)behavior patterns from you and their colleagues over time to be able to believe a certain person will act in a certain way.

小题5:  While having these discussions can be great for your team’s creativity, you want to ensure they remain within respectful communication. Challenging another team member’s view can help refine an idea and make it more perfect. You should encourage everyone to contribute to the discussion.

A.Building a great team needs a lot of skills.

B.A healthy team will have debates, and sometimes even heated discussions.

C.Your aim is to encourage your team members to work together.

D.You can’t expect to achieve success quickly.E. You will need to show these values through your actions as well as your words.

F. Therefore, working with others is not the same as being mutually(相互地) supportive and dependent on one another.

G. Trust is based on pattern recognition.

题型:选择题

男性,13岁,右踝3个月前扭伤,进20天来疼痛,局部轻度肿胀。X线片见图。应首先考虑的诊断是()

A.骨囊肿

B.骨纤维异常增殖症

C.骨结核

D.内生软骨瘤

E.骨髓炎

题型:选择题

风湿性心脏病主动脉瓣狭窄()

A.心尖部抬举性搏动

B.心前区收缩期搏动

C.心底部抬举性搏动

D.胸骨上窝抬举性搏动

E.右颈部异常搏动

题型:选择题

某客户向华夏银行提出未来提货权融资申请,则其拟出质商品必须系其主营业务,代理销售的商品收入占其全部销售收入的()%以上。

A.20

B.30

C.40

D.50

题型:选择题

一般说来,自然科学论文注重();()和实用性。

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