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问题 单项选择题

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

答案

参考答案：D

选择题

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
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填空题

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 .

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