月经先期肝郁血热证的主要证候是()
A.经量多,色淡红,质清稀
B.神疲肢倦
C.经色深红或紫红,质稠
D.腰膝酸软
E.纳少便溏
参考答案:C
The speech by the mayor of Shanghai before the final voting for EXPO 2010 is strongly impressed ______ my memory.
A.to
B.over
C.by
D.on
如何提高克隆基因的表达水平?