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【单选题】
命名空间涉及到三个元素，以下哪个选项与命名空间无关（ ）。A.
函数
B.
类名
C.
方法
D.
常量
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反馈参考答案：
举一反三
【单选题】You will be a job when you are here, for I totally understand you have to work in order to pay for your schooling. [ ]
A.
guaranteed
B.
supplied
C.
carried
D.
hosted
【多选题】Choose the expressions can be used when you have to change the appointment or even cancel it.
A.
I am really sorry to say, but I am afraid that I cannot make it on time, because … . Thanks for your understanding.
B.
There is something unexpected happened, I have to stay to deal with it. Could I meet you at…?
C.
I will be out of town at that moment; I will be away for 6 days. I am afraid that we have to cancel the meeting. I am really sorry for it.
D.
I feel so sorry that I cannot meet you at… because… Can we change it for another time?
【单选题】I’m only brave when I have to be. __________ doesn’t mean you go looking for trouble.
A.
To have been brave
B.
Having been brave
C.
Being brave
D.
Be brave
【单选题】对有活动假牙病人的口腔护理措施,下列错误的是
A.
取下的假牙用冷水冲洗干净
B.
病人漱口后，协助将假牙戴回
C.
用牙膏彻底清洗假牙
D.
暂时不用的假牙可置于酒精中浸泡
E.
协助病人戴假牙前，应先浸湿
【单选题】对有活动假牙病人的口腔护理措施，下列错误的是
A.
用牙膏彻底清洗假牙
B.
暂时不用的假牙可置于酒精中浸泡
C.
取下的假牙用冷水冲洗干净
D.
协助病人戴假牙前，应先浸湿
E.
病人漱口后，协助将假牙戴回
【单选题】对有活动假牙病人的口腔护理措施，下列错误的是
A.
协助病人戴假牙前，应先浸湿
B.
病人漱口后，协助将假牙戴回
C.
用牙膏彻底清洗假牙
D.
暂时不用的假牙可置于酒精中浸泡
E.
取下的假牙用冷水冲洗干净
【简答题】To be a good scientist, you have to be tolerant and patient when experiments or interpretations do not turn out as you had predicted, you must be able to stand high levels of frustration.
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