问题
单项选择题
使用女性外用避孕药，哪项是错误的？（）
A.由 * * 给药，使用方便、有效，不干扰女性内分泌
B.其作用机制是直接杀死精子或使精子灭活
C.兼具杀菌作用， * * 炎病人使用可同时起到治疗作用
D.目前常用的避孕药膜是壬苯醇醚膜
E.使用时须在性交前5分钟将药膜团置放入 * * 深部，待其溶解后即可
答案
参考答案：C
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使用女性外用避孕药，哪项是错误的？（）
A.由 * * 给药，使用方便、有效，不干扰女性内分泌
B.其作用机制是直接杀死精子或使精子灭活
C.兼具杀菌作用， * * 炎病人使用可同时起到治疗作用
D.目前常用的避孕药膜是壬苯醇醚膜
E.使用时须在性交前5分钟将药膜团置放入 * * 深部，待其溶解后即可
参考答案：C
用方框中所给单词或短语的适当形式填空，使短文通顺、正确连贯，每个单词或短语限用一次。
There are many ways to save the environment if you would like. In this passage, you can find some ways. Plant more trees. Choose a right 小题1:________ near your house or workplace. 小题2:________ there’s any rule stopping you growing trees in that area, go ahead and grow trees. Plant a tree every month and小题3:________ your friends and classmates to join you. Have more and more trees 小题4:________ and there will come a day when you have green land thanks to your hard work. Walk more and drive less. Choose to walk 小题5:________ drive your car. Walk or ride a bicycle to work if it’s not very far. Not only cycling but walking is good exercise. And each time you avoid using your car, you’re doing something 小题6:________ to cut down air pollution. You are saving fuel, saving money and keeping fit as well. Save water. Water is very important for living things. It’s 小题7:________ who use and pollute it. The simplest way to save water is turning 小题8:________ water taps after use. When you visit a beach, make sure that you don’t throw waste around. Do not pollute rivers 小题9:________ dropping garbage or other waste. Water is so precious, so we 小题10:________ waste or pollute it. |