治疗胃溃疡肝胃不和证应首选()
A.化肝煎合左金丸加减
B.贯煎合芍药甘草汤加减
C.黄芪建中汤加减
D.柴胡疏肝散合五磨饮子加减
E.活络效灵丹合丹参饮加减
参考答案:D
下列各组中,能构成一条完整食物链的是[ ]
A.草、狗、大象
B.阳光、兔子、狼
C.草、兔、蛙、鼠
D.草、昆虫、蛙、蛇
用所给单词的适当形式填空。
1.Every year, many ________ (tour) go to Zhalong to watch birds.
2.—Is drawing as difficult as swimming ?
—No, it's much ________ (easy), I think.
3.The children always enjoy ________ (they) at the weekend.
4.Speak louder, please. I can't hear you ________ (clear).
5.Tigers are ________ (protect) animals. We can't hunt them .