皮皮学，免费搜题
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搜题
【单选题】
— What were you doing when I phoned you yesterdayevening? — I ____ just finished my homework and I ____ to watch TV. [ ]A.
have; am going
B.
have; was going
C.
had; was going
D.
had; am going
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皮皮学刷刷变学霸
举一反三
【多选题】下面哪些代码片段会产生编译错误? ( )
A.
String s = 'Gone with the wind'; String t = ' good '; String k =s + t;
B.
String s = 'Gone with the wind'; String t; t = s[3] + 'one';
C.
String s = 'Gone with the wind'; String standard =s.toUpperCase();
D.
String s = 'home directory'; String t
【简答题】什么是路拱