英语语法改正The celebration lasts about 15days.The 15th night of the first moon is called the Lantern Festival.15days 表达正确吗?

Although the origin of__April Fools'Day or All Fools'Day is not clear,it is among__many celebratio-ns aroud the world.A.the;不填 B.an;不填 C.the;the D.不填;the 英语语法改正The celebration lasts about 15days.The 15th night of the first moon is called the Lantern Festival.15days 表达正确吗? 请问英语语法错在哪里,该怎么改正,为什么? 英语语法： 为什么要加the英语语法：为什么要加the 英语语法:路名前要加the吗 英语语法中路名前加不加the 英语语法问题2应该如何改正这几句话啊?1.what are they countries from 2.what about the study in international class 3.what kind of language about teacher say 4.what different country in international class 英语语法 英语语法, 英语语法, 英语语法, 英语语法 How much is the shoes.改正 The good is always happy怎样改正 we love the china 怎么改正? Remember pick out the batteries(改正句子) remember pick out the batteries.改正句子 在英语语法中,港湾名前加the吗?