【单选题】We can safely infer from the article that video games can NOT improve people's ______.
A.
ability to handle new situations
B.
skills in getting along with others
C.
physical power and forbearance
D.
hand-and-eye coordination
【简答题】My son loves video s very much. He spends hours every day playing video s in his room. Is there any redeeming (补偿的)educational value to video s? Some seem like they could help him learn st...
【判断题】EMS寄送货物,除按照重量收取的运费外,另外收取20%的燃油附加费。( )
【简答题】The school has introduced a training to help kids improve such skills as color s______, hand-eye coordination, size matching and spatial relationships.
【简答题】Java 中整型变量有 byte 、 short 、 int 和 long 四种,不同类型的整数变量在内存中分配的字节数不同,数值范围也不同。对于 int 型变量,内存分配 个字节。
【多选题】下列关于柱中受力钢筋及混凝土的说法正确的有( )?
A.
纵向受力钢筋的直径不宜小于12mm;全部纵向钢筋的配置率不宜大于5%
B.
柱中纵向钢筋应沿截面周边均匀布置,净间距不应小于50mm,且不宜大于300mm
C.
圆柱中纵向钢筋宜在周边均匀布置,根数不宜小于8根,且不应少于6根
【判断题】ActionContext对象是struts2的数据中心,在一次请求到来时,框架负责创建,放置在request域对象中。