every week还是every weeks?为什么不能是every weeks?到底是哪个.

we have three classes___P.E.every week. we have to什么 every week We have only two classes every week中only是形容词还是副词? every week还是every weeks?为什么不能是every weeks?到底是哪个. 我们每周上一节艺术课.we have[ ] [ ]lesson every week. We _______ to school five days every week (go) we go to the park every week改否定句 Every week,we have five m____lessons and t____PE l______. We work from monday to friday every week的中文 we call our grandchildren every week.everyweek划线部分提问 We help kitty clean the windows every week.（对We提问 ( )( )kitty clean the windows every week 英译中every four weeks every fourth week every week前的介词是哪个,at还是on he goes to the cinema ().填every two weeks 还是every two week.哪一个对 my uncle calls me every week.对every week提问 every other week怎样译 every week这个英语单词是什么意思 Every week为什么不用weeks