碱中毒是指pH＞____,临床上用____治疗。

A.过度通气是主要病因B.胸闷、呼吸急促、眩晕、气促，并可有手足发麻或抽搐等表现C.血pH增高，PaCO下降，HCO下降D.针对病因，增加呼吸道无效腔，减少CO呼出，提高血PaCOE.应用稀盐酸从中心静脉滴注治疗

A、1.41亿

B、2.41亿

C、2.6亿

D、2.8亿

A、促销活动方案设计

B、员工服务态度

C、对专业知识的熟悉程度

D、推销技巧

A、各国法律制度

B、各国文化习惯

C、、AB

【单选题】一质点沿半径为R的圆周按照规律运动,其中是正的常量。在切向加速度和法向加速度的大小第一次相等前,质点运动经历的时间为( )

A、

B、

C、

D、

【填空题】Task 1 Fill in the blanks with the right words or phrases. Change the form where necessary. start with pay attention countdown although as far ahead as possible prefer pay off incentive whereas related to 1. Gorge kept his coat on, _______ it was warm in the room. 2. When you set the date, please inform us _________________________. 3. Radar employs radio waves ________ sonar uses sound waves. 4. Which one do you _____, a glass of sherry or a cocktail? 5. We should __________ to the issue of environmental protection. 6. The _______________ was well under way. 7. Let’s ________ our party _________ a light music. 8. Your efforts will ___________ in the long run. 9. The management is taking ___________ measures to increase the company’s productivity. 10. There are many job opportunities ____________ my major.

A、登记注册地在境内的居民企业，除另有规定外，应当在登记注册地纳税

B、登记注册地在境内的居民企业，除另有规定外，应当在其实际经营管理地纳税

C、登记注册地在境外的居民企业，除另有规定外，应当在其实际管理机构所在地纳税

D、登记注册地在境外的居民企业，除另有规定外，应当向其所得来源地省级税务机关纳税

A、节约电能

B、减小启动电流

C、增大启动转

D、加速电动机启动

A、NaCl

B、CaSO4

C、CO

D、Cu(NO3)2