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By: t0721, Views: 1062

Asking Yes-No Questions

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By: t0721, Views: 1014

Asking yes-no Questions

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By: t0721, Views: 1028

Positive sentences

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By: t0721, Views: 1005

Negative sentences

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By: t0721, Views: 979

asking yes-no questions

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By: t0721, Views: 989

Answering yes/no questions

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PreS1_Solving equation(ax=b)

By: t1702, Views: 1149

PreS1_Solving equation(ax=b)

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PreS1_Solving equation(x/a=b)

By: t1702, Views: 1129

PreS1_Solving equation(x/a=b)

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PreS1_Solving equation(ax/b=c)

By: t1702, Views: 1142

PreS1_Solving equation(ax/b=c)

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