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问题 选择题

I couldn’t do my homework with all that noise ______.

A going on      B goes on      C went on      D to go on

答案

答案：A

单项选择题

A 28-year-old single female arrives at a mental health clinic complaining of depression. She states that she has been feeling numb and empty most of the time and has little energy to perform her usual activities. She has experienced these difficulties since the death of her best friend 6 months ago. Which of the following is the nurse’s best response

A. Tell the client that the physician will prescribe an antidepressant and she will feel better.
B. Encourage the client to get on with her life and stop feeling sorry for herself.
C. Advise the client that it isn’t unusual for grieving and loss to continue for quite some time.
D. Suggest that the client return in 3 months if the feelings persist.
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选择题

下列离子方程式正确的是（　　）

A．硫酸氢钠溶液中加入氢氧化钡溶液至中性：2H++SO42-+Ba2++2OH-=BaSO4↓+2H2O

B．钠与水反应：Na+2H2O=Na++2OH-+H2↑

C．碳酸氢钠溶液中加入过量澄清石灰水：2HCO3-+Ca2++2OH-=CO32-+CaCO3↓+2H2O

D．碳酸钙溶于稀盐酸中：CO32-+2H+=CO2↑+H2O
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