where (is )all the people是用are 还是is?讲一下什么时候该用什么!是不是根据people的可数性来变的?

Where there are tears in the rain is all Where are all the time,painful day is coming we all desire happiness,where is the happiness? where is all the apples?all前面是用 are 还是is 另：what is all the fuss about?为什么这个用is? 英语翻译P ressure ulcers occur in every setting where healthcare is delivered,but little is known about the prevalence and incidence of pressure ulcers in terminally ill persons who receive home hospice care.The term “incidence” refers to all first of all,find out()A.where is the thief going B where the thief is goingC.where is the thief going to D.where the thief is going to Where is the library? Where is the library? where is the girl where is the park? Where is the girl Where is the love? where is the English Where is the where is the cinema, Where is the dog where is the Where is the cat?