既能清热凉血，又能滋阴解毒的药物是
A．紫草
B．天花粉
C．玄参
D．生地黄
参考答案：C
It is the third time so far that such a festival ________in my hometown.
A．has held
B．has been held
C．will be held
D．had been held
经砑光处理的书写纸，A4规格(21cm×29.7cm)，80g/m2，用化学木浆制得
