-do you know his address?--it is NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)-do you know his address?--he lives at NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)

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-do you know his address?--it is NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)-do you know his address?--he lives at NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)

-do you know his address?--it is NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)-do you know his address?--he lives at NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)
-do you know his address?--it is NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)
-do you know his address?--he lives at NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)

-do you know his address?--it is NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)-do you know his address?--he lives at NO.29 or NO.19 of bridge street ,i'm not sure of ___(which/where)
填which.
首先,where前面不能加介词,而且NO.29和NO.19显然是表示选择关系.