I. Supply suitable words to complete the following pasage. Our classes take place for three hours every morning ________(1) Monday to Friday. The maximum class size _______(2) twenty and the average is ten. We use modernmethods of ______(3) and learning, and the school has a langue laboratory, ... they close at 2 or 3 a.m. Museums normally open at about 10 a.m and (10) _______ dose at 5 or 6 p.m.