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【单选题】
y=3sinx,x∈R的值域为()A.
[0，3]
B.
[-3，3]
C.
（-3，3）
D.
（0，3）
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反馈参考答案：
举一反三
【单选题】以下( )语句用于声明一个二维数组。Which is the following is to declare a 2D array?
A.
int[5][5] a = new int[][];
B.
int a = new int[][];
C.
int[][] a = new int[5][5];
D.
int[][] a =new [5]int[5];
【单选题】请问,以下哪些语句用于声明一个二维数组?请选择一个正确答案:
A.
int[5][5]a = new int[][];
B.
int a = new int[5,5];
C.
int[]a[] = new int[5][5];
D.
int[][]a = new[5]int[5];
【单选题】I would rather _____ at home than _____ to the party.
A.
staying, going
B.
to stay, to go
C.
stay, go
D.
stay, to go
【单选题】In fact，Peter would rather have left for San Francisco than__________ in New York．
A.
to stay
B.
stayed
C.
staying
D.
having stayed
【单选题】If I had time, _____ see that new movie at the Capital Theater.
A.
Iwill
B.
Imay
C.
Ishall
D.
Iwould
【单选题】He would rather________ at home than ________ to the park with Jenny.
A.
stay; go
B.
to stay; to go
C.
stays: goes
D.
staying: going
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