选错.改错。下列各句画线部分均有一处错误，请找出，将其字母序号填入题前的括号内，并且在横线上改正。（1）（2）（3）（4）（5）
My father’s birthday is ____ April. A. inB. onC. of
My grandpa ____ in Shanghai. A. liveB. livesC. lived
The two wheels ____ this bicycle were big. A. toB. ofC. off
The old men and women are ____ Buckingham Palace. A. inB. onC. at
The man invented this bicycle ____ 1839. A. in B.onC. at
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