外研社（一起）三年级英语下册课件 M7U 2 How many apples are there in the box？
Read these numbers.数字ten twentythirteenfourteenfifteeneighteensixteenseventeennineteen在个位数后加-teen 在个位数后加-tythirtyfortyfiftyeightysixtyseventyninetyten twentythirty fortyLet’s countforty fiftysixty sev
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外研社（一起）三年级英语下册课件 M9U2He was in Hongkong
小组讨论用 was/ is 说句子。Duoduo was short then.Tongtong was thin then.Banban’s hair was short then.Now he is tall.Now he is fat.Now her hair is long.They were young then. Now they are old.They were thin th
