Поделитесь своими знаниями, ответьте на вопрос:
Заполните пропуски предлогами: a) at b) in c) on d) of 1. our classes begin 8 o'clock. 2. wednesday he goes to the library. 3. summer we have holidays. 4. the students are the english lesson. 5. studies begin the 1st .