藿朴夏苓汤和三仁汤均能宣表化湿,但三仁汤较适用于()
A.表湿偏重者
B.湿邪偏重,湿中蕴热者
C.湿热并重者
D.外有表寒,内有湿滞者
参考答案:B
一元二次方程x2-5x+6=0的两根之和为[ ]
A.5
B.-5
C.-6
D.6
——Why is the classroom so dirty?
——Sorry, Sir. It _____ yesterday. We forgot to do it.
A.doesn’t clean
B.didn’t clean
C.isn’t cleaned
D.wasn’t cleaned