Вставь предлог , где это необходимо . 1 .....10 o'clock 2..... 11.30. 3.....June 4......this June 5........last June 6...... next June 7 ...... next year 8...... last year 9....... last month 10.......last week 11...... 1725 12....... the first of April 13........ Saturday 14........ next Saturday 15......... last Saturday 16 ........ this Saturday 17......... the afternoon 18......... the fifth of July 19......... the morning 20......... last summer.