Complete the sentence with in, on, at or no preposition а) i saw eloise last night. б) the project finished the summer. в) we went to the conference yesterday. г) narinder finished the presentation 4: 30. д) yоu spoke to pat wednesday morning. е) they decided to go to china мау 14th. ё) we never work the weekend. ж) they plan to build the bridge august 2012.