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  • 1. 模仿写句子

    例:18+20=38

    —How much is eighteen and twenty?

    —It's thirty-eight.

    1. (1) 21+30=51

    2. (2) 17+20=37

    3. (3) 40+13=53

    4. (4) 29+13=42

    5. (5) 32+11=43