often to do sth,often doing sth,还是ofthe do sth?原因,谢谢!
问题描述：
often to do sth,often doing sth,还是ofthe do sth?原因,谢谢!
答
often do
不过这不是固定词组噢!
often 是频率副词
只要把它加在原来的句子中动词前面就可以了
原句 I watch movies at weekends.我在周末看电影
加入 I often watch movies at weekends.我经常在周末看电影
加了often可以更清楚地表示出频率
对句子本身没有任何影响