应该填写
it
I usually ride the bike to school andit___ takes me twenty minutes.
~~~~~~~~~~～～~~~~祝你进步,如对你有帮助,请及时采纳~~~~~~~~~~~~~~~~......and the bike ____ takes......看清楚题目！often 通常 ~~~~~~~~~~～～~~~~祝你进步，如对你有帮助，请及时采纳~~~~~~~~~~~~~~~~前面有usually......注意！所以用often,避免与前面重复 　~~~~~~~~~~～～~~~~祝你进步，如对你有帮助，请及时采纳~~~~~~~~~~~~~~~~