______ twice, the postman refused to deliver our letters unless we chained our dog.

A．Being bitten

B．Bitten

C．Having bitten

D．To be bitten

连词成句。

1. did. what, have, she, for, dinner (?)

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2. want, I, to, an, my, e-card, make, Mum, for (.)

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3. borrowed, we, a, for, bike, you (.)

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4. can, to, China, you, take, blue, this, bag (.)

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5. was, four, years, there, small, house, a, ago (.)

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