皮皮学，免费搜题
登录
logo - 刷刷题
搜题
【单选题】
患者男，22岁，逐渐进展的背部疼痛，服用镇痛药不缓解，以后逐渐出现脊髓压迫症状，胸椎CT示：T11椎体及附件表现为溶骨性骨质破坏，并突破骨皮质形成椎旁及椎骨内软组织肿块，椎体骨质破坏区出现边界模糊的象牙状高密度影，此高密度的中央密度高于周边密度，该椎体边缘可见骨膜反应。骨肉瘤最早发生转移的部位为（）
A.
肺
B.
骨
C.
心包
D.
肝脏
E.
淋巴结
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案：
举一反三
【单选题】Read the section "Brothers Were Struggling In Icy Water." Which sentence explains why the brothers needed to be rescued?
A.
The swimmers were wearing T-shirts and shorts.
B.
The friends lifted the brothers onto their surfboards.
C.
The brothers were out for some fun with their family.
D.
They were pulled into deep water, said Dillon Cleavenger.
查看完整题目与答案
【单选题】美国总统访华的时间是()
A.
1972.1
B.
1972.2
C.
1973.2
D.
1974.2
查看完整题目与答案
【简答题】湘润超市与湘通配送中心签订了日配协议，要求每天早上5点按前一天晚上的订单送货。湘润超市所在地只容许1.5吨的货柜车通过。湘通配送中心现有配送路线四条，分别为芙蓉区路线，雨花区路线，岳麓区路线，开福区路线。客户资料如下：湘润超市，地址：芙蓉区远大路53号，法人：周丹，联系方式：电话：0731-81234567，邮箱：1234567。经调查研究，湘通配送中心根据贡献值把湘润超市的客户等级定为B级，信用...
查看完整题目与答案
【多选题】下列哪种情况可能形成唐氏综合征 ? ——
A.
精子形成过程中，减数分裂时 21 号染色体不分离
B.
卵裂时 21 号染色体不分离
C.
卵裂时 21 号染色体丢失
D.
卵细胞形成时，减数分裂时 21 号染色体不分离
E.
组染色体倒位携带者的生育
查看完整题目与答案
【多选题】在一定温度下，将气体X和气体Y 各0.16mol充入10L 恒容密闭容器中，发生反应X（g）+Y（g）?2Z（g）△H＜0，一段时间后达到平衡．反应过程中测定的数据如下表，下列说法不正确的是（　　） t/min 2 4 7 9 n（Y）/mol 0.12 0.11 0.10 0.10
A.
反应前2min的平均速率v（Z）=2.0×10 -5 mol/（L?min）
B.
其他条件不变，降低温度，反应达到新平衡前v（逆）＞v（正）
C.
该温度下此反应的平衡常数K=1.44
D.
其他条件不变，再充入0.2 mol Z，平衡时X的体积分数增大
查看完整题目与答案
【单选题】No one in the factory but the brothers _____ that our factory will be closed because of the financial problem.
A.
knows
B.
know
C.
have known
D.
knew
查看完整题目与答案
【单选题】What did Adrian York do FIRST after the s saw that the brothers needed help?
A.
He checked to see if they were breathing.
B.
He found someone on shore to call 911.
C.
He paddled to the brothers to help them.
D.
He went to shore to get help.
查看完整题目与答案
【单选题】The brothers argued about the shoes．
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】在Z_10中,7×5=?()
A.
4
B.
5
C.
6
D.
7
查看完整题目与答案
【单选题】Which of the following statements is true about the relationship among the brothers?
A.
These is always suspicion among these brothers.
B.
Tristan and Samuel are jealous of Alfred’s success.
C.
The brotherhood has been through affection, collapse, and reconciliation.
D.
The deep and strong brotherhood remains the same throughout the film.
查看完整题目与答案
相关题目：
【单选题】Read the section "Brothers Were Struggling In Icy Water." Which sentence explains why the brothers needed to be rescued?
A.
The swimmers were wearing T-shirts and shorts.
B.
The friends lifted the brothers onto their surfboards.
C.
The brothers were out for some fun with their family.
D.
They were pulled into deep water, said Dillon Cleavenger.
查看完整题目与答案
【单选题】美国总统访华的时间是()
A.
1972.1
B.
1972.2
C.
1973.2
D.
1974.2
查看完整题目与答案
【简答题】湘润超市与湘通配送中心签订了日配协议，要求每天早上5点按前一天晚上的订单送货。湘润超市所在地只容许1.5吨的货柜车通过。湘通配送中心现有配送路线四条，分别为芙蓉区路线，雨花区路线，岳麓区路线，开福区路线。客户资料如下：湘润超市，地址：芙蓉区远大路53号，法人：周丹，联系方式：电话：0731-81234567，邮箱：1234567。经调查研究，湘通配送中心根据贡献值把湘润超市的客户等级定为B级，信用...
查看完整题目与答案
【多选题】下列哪种情况可能形成唐氏综合征 ? ——
A.
精子形成过程中，减数分裂时 21 号染色体不分离
B.
卵裂时 21 号染色体不分离
C.
卵裂时 21 号染色体丢失
D.
卵细胞形成时，减数分裂时 21 号染色体不分离
E.
组染色体倒位携带者的生育
查看完整题目与答案
【多选题】在一定温度下，将气体X和气体Y 各0.16mol充入10L 恒容密闭容器中，发生反应X（g）+Y（g）?2Z（g）△H＜0，一段时间后达到平衡．反应过程中测定的数据如下表，下列说法不正确的是（　　） t/min 2 4 7 9 n（Y）/mol 0.12 0.11 0.10 0.10
A.
反应前2min的平均速率v（Z）=2.0×10 -5 mol/（L?min）
B.
其他条件不变，降低温度，反应达到新平衡前v（逆）＞v（正）
C.
该温度下此反应的平衡常数K=1.44
D.
其他条件不变，再充入0.2 mol Z，平衡时X的体积分数增大
查看完整题目与答案
【单选题】No one in the factory but the brothers _____ that our factory will be closed because of the financial problem.
A.
knows
B.
know
C.
have known
D.
knew
查看完整题目与答案
【单选题】What did Adrian York do FIRST after the s saw that the brothers needed help?
A.
He checked to see if they were breathing.
B.
He found someone on shore to call 911.
C.
He paddled to the brothers to help them.
D.
He went to shore to get help.
查看完整题目与答案
【单选题】The brothers argued about the shoes．
A.
Right
B.
Wrong
C.
Not mentioned
查看完整题目与答案
【单选题】在Z_10中,7×5=?()
A.
4
B.
5
C.
6
D.
7
查看完整题目与答案
【单选题】Which of the following statements is true about the relationship among the brothers?
A.
These is always suspicion among these brothers.
B.
Tristan and Samuel are jealous of Alfred’s success.
C.
The brotherhood has been through affection, collapse, and reconciliation.
D.
The deep and strong brotherhood remains the same throughout the film.
查看完整题目与答案
参考解析：
知识点：
题目纠错 0
发布
创建自己的小题库 - 刷刷题