问题
单项选择题
耳、肾毒性最大的氨基糖苷类抗生素是()
A.庆大霉素
B.卡那霉素
C.西索米星
D.奈替米星
E.新霉素
答案
参考答案:E
耳、肾毒性最大的氨基糖苷类抗生素是()
A.庆大霉素
B.卡那霉素
C.西索米星
D.奈替米星
E.新霉素
参考答案:E
从方框中选择恰当的单词,并用其正确形式填空(每词只能选用一次)。 | |
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1. There is an eletric (电动的) _______ in the kitchen. 2. It’s good to _______ deeply when you feel nervous. 3. My bike is broken and I’m going to ask Grandpa Wang to _______ it. 4. Some kinds of _______ are caused by things people do - for example, smoking. 5. Why do people get a _______ when touching electric points with wet hands? 6. When she fell down, her head was _______ hard on the floor. |