电脑操作人员的眼睛,应距显示器的屏幕较为科学安全。()
A.25—35厘米
B.35—60厘米
C.80—90厘米
D.70-80厘米
参考答案:B
根据短文内容和所给的中文提示,写出空白处单词的正确形式。每空一词。
I am a 56 (记者) from CCTV. Today we are in a famous 57 (公园) in Hangzhou. It is spring now. It is cold but 58 (晴朗的). There are many people here. Some boys are ___59 (踢) soccer on the grass. Some girls are reading 60 (在…附近) the trees. They are very ___61_ _ (安静的). Look at those __ 62_ __ (年轻的) people. They are taking photos _ _63_ _ (用) their cameras. Some old people are walking around. __ _64__ _ (如果) you come here, you know it is a good place to ___65 __ (参观) .
公孙穴所通的旬奇经是()
A.任脉
B.督脉
C.冲脉
D.阳维脉
E.阳跷脉