问题描述：
Hanging colthes across the is a common ______ in many parts of the city
Hanging colthes across the is a common ______ in many parts of the city
A.idea B .sign C.sight D.appearance
Hanging colthes across the is a common ______ in many parts of the city
A.idea B .sign C.sight D.appearance
问题解答：
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