To complain about too often is bad for you为什么要加个about怎么是To comlain about 而不是To complain，老师说因为后面的too often是个宾语所以加个about 但我还是不懂~希望高手指教

To complain about too often is bad for you为什么要加个about怎么是To comlain about 而不是To complain，老师说因为后面的too often是个宾语所以加个about 但我还是不懂~希望高手指教
To complain about too often is bad for you为什么要加个about
怎么是To comlain about 而不是To complain，老师说因为后面的too often是个宾语所以加个about 但我还是不懂~希望高手指教

To complain about too often is bad for you为什么要加个about怎么是To comlain about 而不是To complain，老师说因为后面的too often是个宾语所以加个about 但我还是不懂~希望高手指教
too often怎么会是宾语,那是状语.这里的complain是作不及物动词用的,about后面是抱怨的内容（但这里没有加内容,too often并不是抱怨内容）