请说明理由While my parents_____(watch)TV.I got home 还有 This pet dog followed Old Henry everywhere 中为什么跟随为复数跟随为什么为过去式!

C语言中while和do-while循环的主要区别是什么?请说明理由,谢谢! 请说明理由While my parents_____(watch)TV.I got home 还有 This pet dog followed Old Henry everywhere 中为什么跟随为复数跟随为什么为过去式! She thought I was talking about her son,___ in fact,I was talking about my son.A.whom B.where C.which D.while请说明理由. a boy rushed in while i ___in my room. a.will sleep b.asleep c.was sleeping d.slept请说明理由 what do your parent do?what does your parent do?哪个对啊 说明理由啊 I left my umbrella in my room .Could you wait ---I go back to get it 这是单项选择题,答案有if,when 和while,请问用哪个更合适啊?回答是请顺带说明理由好吗? My sweater is made ____wool while your overcoat is made____animal fur.选填Of,from.并说明一下理由, 请说明第三理由 请说明理由 请说明理由. 请说明理由. 请说明理由, 请说明理由. 请说明理由. 但请说明理由. 请说明理由 请说明理由， 请说明理由.