问题
单项选择题
治疗儿童及孕妇鸟疫可选用（）。
A.诺氟沙星
B.四环素
C.庆大霉素
D.红霉素
E.伊维菌素
答案
参考答案：D
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治疗儿童及孕妇鸟疫可选用（）。
A.诺氟沙星
B.四环素
C.庆大霉素
D.红霉素
E.伊维菌素
参考答案：D
What do you do at weekends? Some people like to __11__ at home, but others like to go for a walk __12__ have a picnic. My friend Jack works hard in a factory during the __13__. At weekends he always _14__ the same thing. On Saturday he __15__ his car and on _16_ he takes his family to a nearby village. His uncle and aunt have a farm there. It isn’t a __17__ one, but there’s always __18__ to do. The children help with the animals and give them their _19__, Jack and his wife help in the fields. At the end of the day, they are all __20__ and Jack’s aunt gives them a big meal.
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