肝胆湿热证,可见()
A.胁胀痛
B.太息
C.两者均有
D.两者均无
参考答案:A
解析:
肝胆湿热证因湿热蕴结肝胆,阻滞气机,亦可见胁胀痛。肝气郁结,气机不利,可见胁胀痛,善太息。
设f(x)在R上是偶函数,若当x>0时,有f(x)=log2(x+1),则f(-7)=______.
Classroom procedures in the Direct Method can be roughly divided into three phases:______, oral practice in the target language, and consolidation with written work.
A.presentation by direct association
B.reading and explaining the new words and expressions in the first language
C.asking learners to read sentences aloud and translate them into the first language
D.students' choral imitation all together or in large groups