Вставьте предлог. 1) the plane arrives time. 2) the evenings i am busy doing my homework. 3) the meeting takes place april, 14. 4) april we take part in an international conference. 5) our meetings we discuss college issues. 6) they go to the swimming pool fridays. 7) supper i tell my parents about my day at college. 8) our lessons begin the afternoon, 2 pm. 9) the tv show starts 5 minutes. 10) we take exams two times a year : winter and summer.