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Unit 9My favorite subject is science.The Third PeriodSection B (1a1d)Warming up classes do you have this week? a short conversation by using the different subjects in pairs.1a Match the words on the left with their opposites on the right. boring difficult busy easy interesting fun free cool1b Listen and check(√) the words you hear in 1a.√√1c Listen again. Circle the classes David talks about on this schedule.DECEMBERMonday 25th Tuesday 26th Wednesday 27th. 08:00 science. 08:00 math. 08:00 Chinese 09:00 English 09:00 math 09:00