渗出较多的根管消毒剂为（）
A.樟脑酚
B.甲醛甲酚
C.木馏油
D.抗生素+激素
E.碘仿糊剂
参考答案：E
Sometimes we can see more than 60 students are ________ in a small school bus, which can easily cause traffic accidents.
A．packed
B．combined
C．directed
D．involved
下列( )是Java调试器，如果编译器返回程序代码的错误，可以用它对程序进行调试。
A．java.exe
B．javadoc.exe
C．jdb.exe
D．javaprof.exe
