下列属性中，用于隐藏控件的属性是（ ）。 A: android:gone="visibility" B: android:visibility="true" C: android:visibility="gone" D: android:visibility="false"

下面的哪些程序片断可能导致错误？（ ）。 A: String s="Gone with the wind";String t;t=s[3]+"one"; B: String s="Gone with the wind";String t="good";String k=s+t; C: String s="Gone with the wind";String standard=s.toUpperCase(); D: String s="home directory";String t=s-"directory";

The old couple had ________ incredible hardships during the war. A: gone through B: gone away with C: gone ove D: gone down

Word中插入数学公式的方法是（）。 A: "插入"→"形状"→"公式" B: "开发工具"→"公式" C: "插入"→"公式"→"插入新公式" D: "引用"→"插入"→"公式"

I admire the way she's still so cheerful after all she has ______. A: gone by B: gone off C: gone through D: gone for

— Where have you______ — I've______ Beijing. A: gone, gone to B: been, gone to C: been, been to

Tom ____________ to the beach. He hates being in the sun. A: might have gone B: can’t have gone C: may have gone D: must have gone

He didn’t answer when I called – he ________ to bed. A: would have gone B: must have gone C: will have gone D: shall have gone

The computer doesn’t work well, so something __1__wrong. A: can have gone B: should have gone C: must have gone D: ought to have gone

定义并初始化一个用于存放我们国家的四个直辖市的数组cityName，四个直辖市为：北京，上海，天津，重庆. 正确的是_________ A: String[] cityName=new String[4]{"北京","上海","天津","重庆"}; B: String[] cityName=new String[]{"北京","上海","天津","重庆"}; C: String[] cityName={"北京","上海","天津","重庆"}; D: String cityName = new String[4] { "北京", "上海", "天津", "重庆" };