Let's go singing and dancing.的's是us吗?

Let's go singing and dancing.的's是us吗? Let’s ( ) singing and dancing.A.go B.fly C. S____ is singing ,let's go and see. let us singing dancing有这种用法吗?thank you Let's go and () Let's是Let us的缩写 Let's ask Mary and Jack to go with us. Let's go shopping,...Let us go shopping,...变反意疑问句的理由?Let's g let go /let's go/ let us go Some of us like singing and dancing,others go in for sports. 选最佳答案：1.---Let's go dancing tonight -----Sorry Let\'s go dancing 和Let\'s go dance哪个对