题目内容：
A red flag was placed there as a token of danger.A sign
B substitute
C proof
D target
参考答案：
答案解析：
单选题：A red flag was placed there as a token of danger.A sign B s
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A sign
B substitute
C proof
D target
A sign
B substitute
C proof
D target
（ ）九龙半岛 （ ）第一任行政长官
（ ）九龙半岛 （ ）第一任行政长官
（ ）中英联合声明 （ ）高度的自治权
（ ）中英联合声明 （ ）高度的自治权
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