I think lying on the beach _______ relaxing. [ ]
A. is
B. are
C. has
D. have
答案:A
请你写出一个至少含有加数是正整数且和为-8的等式______.
治疗内伤发热气郁发热证的代表方是()。
A.柴胡疏肝散
B.四逆散
C.丹栀逍遥散
D.半夏厚朴汤
E.四海舒郁丸