【单选题】- _______ is the train station from the school? -- About twenty-minute bike ride.
【判断题】英镑纸币中的安全线属于半植半露式(亦称开窗式)安全线,即从一面看安全线全部埋于纸张中不外露,而另一面部分埋在纸张内部分露出纸面。
【单选题】单项选择。 — ____ is it from your school to your home? — It's about 300 meters. It's near. [ ]
【单选题】Tom opened a bookstore in NO.3 Middle School, but it closed down.
【单选题】()是衡量电容器存储电荷能力的物理量,用大写字母()表示单位是法()。