They spent the weekend ____ at home.A. relax B. relaxing C. relaxed D. to relax 应该选哪个?为什么?

they spent a week in the mantein They spent time _____(swim) in the river. they spent two hours ____(watch)the players____(play) football They spent 3 hours pianting the trees改为同义句 They spent a day in the country ______(please) they still remembered the years_____together in the country.答案为spent happily 另外本人猜测spent happily=which they spent happily 这想法对吗?能不能扩展到一般情况? they spent two days （get）ready for the pathey spent two days （get）ready for the party They still remember the happy years___in the countryA.when they had togetherB.which spent togetherC.spent togetherD.in while they spentwhy choose what's wrong with other answers? They still remembered the happy years__in the country.A.when they had together B.which spent together C.spent together D.in which they spent一楼的能不能说下原因啊？谢谢！B书上是这么写的 They spent the whole day （）the woods（）thw loat child. They spent the whole day▁▁（prepare）fro the get-together they enjoyed the evening ___they spent in the countryside什么关联词 They enjoyed the evening__they spent in the countrysideA.that B.which C.when D.on which they spent和they have spent有啥区别 They spent a lot of money on the piano(改为同义句）They __ a lot money__ the piano. 翻译1句话,The students spent as much time getting trained as they did studying. 对划线部分提问、 They spent two hours painting the room.其中two hours 划线、 They spent three days with us on the i( )最后是i什么?