every week前的介词是哪个,at还是on

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every week前的介词是哪个,at还是on
every week前的介词是哪个,at还是on

every week前的介词是哪个,at还是on
every week 不用介词.如 every day. I go to school every day.
另外
on weekdays 在工作日
at weekends 在周末

every week 不用介词

你好。every week已经是一个完整的时间状语了,所以不需要介词in,on 或者in的参与了。但以下短语需要使用介词in:

1 IN the first / second / last week of the month July

2 IN every week of the month I stayed in Germany, I had a different hotel.