非洲猪瘟的潜伏期为48小时,且潜伏期有传染性。()此题为判断题(对,错)。
- · 有5位网友选择 错,占比55.56%
- · 有4位网友选择 对,占比44.44%
B.基于目前的流行病学调查,潜伏期1-7天,多为2-5天
C.基于目前的流行病学调查,潜伏期1-21天,多为7-14天
根据下面句子的意思,从方框中选择适当的单词或短语填在每句空白处。 | |
1. He was very (暴躁的)when he got drunk. 2. I'll tell him the news on his (到达). 3. The patient is (稍微) better today. 4. Go (向东) to the end of the street and you will find the book. 5. In some countries,people eat too much fat and sugar.They should eat a (平衡的)diet to keep healthy. 6. The sunrise is a beautiful (景象). 7. We are not (允许)to swim in the river.It's too dangerous. 8. The professor has brought in a good (系统)of teaching languages from abroad. 9. Now we still don't know whether life (存在)on Mars. 10. The house was (围绕)by high walls. |
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