功能利水，养阴，清热的方剂是（）
A.苓桂术甘汤
B.真武汤
C.五苓散
D.猪苓汤
E.八正散
参考答案：D
With a lot of difficult problems_____, the newly-elected Prime Minister will have a hard time.
A．settled
B．settling
C．to settle
D．being settled
某资料算得b＝3.25，作t检验得P<0.05，说明两变量是（）
A.正相关
B.负相关
C.无相关
D.可能是正相关也可能是负相关
