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问题 单项选择题

制作样品的环节之一是合成，即以各级烟叶（）的叶片。按此要求，进行合理搭配

A.中等质量叶片为主．包括级内大致相等的较好和较差

B.较好质量叶片为主．包括级内大致相等的中等和较差

C.较差质量叶片为主，包括级内大致相等的较好和中等

D.中等质量叶片为主．包括级内较好

答案

参考答案：A

填空题

Last year I caught the baby cuckoo and put 56. ______
it in a cage outside. Later its mother flew from the cage 57. ______
with food in her mouth. I was happy to see this, because of 58. ______
the mother bird knew much better than I did to feed her 59. ______
baby. But the following morning I found the baby bird60. ______
died. I told the story of my bird to my biology teacher 61. ______
and he explained that what had happened. A mother 62. ______
cuckoo, finds her baby in a cage, will bring it poison63. ______
food. She believes it is good for her baby to die than to 64. ______
live in a cage. I still feel sorry for what I do to the bird.65. ______
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判断题

《医院感染管理规范》中规定，产房周围环境必须清洁、无污染源，应与母婴室和新生儿室相邻近，相对独立，便于管理。
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