they are having the young pioneers' day.为什么要有冠词the呢?这句话怎么翻译啊?

They are having fun _____in the park They are having fun in the zoo The students are having ___lessons now.(they) they ___supper when we___into the rooma.are having.wentb.were having..goc.were having...wentd.are having...go They are having a soccer m______ on the playground. They are having a tirp 同义句 They are the tirp They are having an meeting What class are they having they are having a good time on the playground .they _____ ____ _____ on the playground. A:()?b:they are at the restaurant.A:( )B:they are having dininer.A:do they like the food?B: Where are the children?They are having a good time in the garden. They are having a good time now.和The students are woring very hard.改成感叹句, They are having a good time at the party now.（改为同义句） They are( ),( )at the party now. They are having a great time on the isliand.改为感叹句what a great time they are having on the island! they are having dinner in the kitchen now 改为同义句they are having dinner in the kitchen _____ ____ ____ They are having a swim in the river同义句they_______ ______in the river many animals are camouflaged bu having the same color as the places where they live翻译 many animals are comouflaged by having the same color as the places where they live