Use of "let"
I have a very nice and clear example that resolves this controversy.. *Read it carefully and try to understand... 👇👇👇* John and Mary have been at a party for several hours. It is getting late, and Mary would like to leave. Mary says to John: Let us go now. If she wants to add a tag question, she would say: Let us go now, shall we? In Mary's use, the subject of the verb "let" is an understood "we": we should allow ourselves to go, and we should leave the party now. When you use "let" this way, with "we" as the understood subject, you may also contract the "let us" to "let's". The next day, Mary and John are in a shop. They are not interested in any of the merchandise, and want to leave, but the shopkeeper is determined to make a sale. The shopkeeper stands in their way, blocking the exit, and continues to try to show them different items. Mary is annoyed, and she says to the shopkeeper Let us go now! I...