—Must I finish the book today?
—Yes, you ________, but you ________ finish it now. Have a rest.
| A．do; don’t have to | B．do; mustn’t |
| C．must; don’t have to | D．must; mustn’t |
—Must I finish the book today?
—Yes, you ________, but you ________ finish it now. Have a rest.
| A．do; don’t have to | B．do; mustn’t |
| C．must; don’t have to | D．must; mustn’t |
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