on, at, in, off, through , between into , under, round, across , towards , over. 1) The children are playingthe groundthe back of the house. on 2) my classroom I always sitFulmati and Ruki.3) The prisoners escapedthe narrow openingthe boundary wall. 4 As the students were gettingthe room, the head teacher the told told them to comehim.4) Goingthe field will take much shorter time than goingit. But you may fallbecause the ground is rather slipperythe middle of the field.​