请问在人教版八上课本中,几组短语 go to the mountains/ go to the beach /go to summer camp,为什么
1.mountains是复数前面还加the?
2.没有特指哪座海滩,beach前面加定冠词the?
3.summer camp前面不用冠词?
go to the mountains 去山区(表示“山区”用the mountains )/ go to the beach 去海滨(习惯要用 the)/go to summer camp参加夏令营(此处 camp用作不可数名词)