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Ch2 β λμ¬ ν΅μ¬
0/3 μλ£
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12μμ μ²΄κ³ β νμ¬Β·κ³Όκ±°Β·λ―Έλ Γ 4μ’
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18λΆ
μ€κΈ
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μ‘°λμ¬ β can/could/may/must/should + μΆμΈ‘ κ°λ
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15λΆ
μ€κΈ
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μλν β be+p.p., 4Β·5νμ μλ, μλ λΆκ° λμ¬
μ§νμ€
15λΆ
μ€κΈ
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