【单选题】Speaker A: I've got a fever and a really bad headache. Speaker B: _____
A.
Why are you so careless about yourself?.
B.
This kind of thing happens to everyone.
C.
You should take good care of yourself.
D.
Oh, that's too bad. Why don't you take some aspirin?
【判断题】25Hz相敏轨道电路属于交流连续式轨道电路,它仅适用于电化区段,不适用于非电化区段。
【单选题】以下哪个指标可以考察会员的消费能力和对商品价格的敏感度
【简答题】Things got so bad (recent) ______ that he decided not to go to his office.
【判断题】25 Hz 相敏轨道电路属于交流连续式轨道电路,它仅适用于电气化区段,不适用于非电化区段。
【简答题】已知函数 f ( x )的定义域为[- , ],求函数 g ( x )= f (3 x )+ f ( )的定义域
【简答题】已知函数f(x)=mx 2 +nx+3m+n是偶函数,且其定义域为[m-1,2m]. (1)求m,n的值; (2)求函数f(x)在其定义域上的最大值.
【单选题】关于慢性肾炎的临床表现,哪项不正确( )
【单选题】根据课程内容,人们在沟通中最可能引起愤怒的是 ( )