为保持坝体的整体稳定性，必须对接缝进行灌浆或设置宽缝回填膨胀混凝土的分缝是( )。
A．横缝 B．纵缝C．斜缝 D．错缝
参考答案：B
, J.K.Rowing is considered to be the fiction writer now.
A. Having sold millions of copies of her books
B Because millions of copies of her books are sold
C. Sold millions of copies of her books
D. Selling millions of copies of her books
在Java语言中下列( )是编译器自动导入的。
A．javlang
B．javawt
C．javio
D．javapplet
