题文
Your cousin is said________a new computer programme recently，but do you know when he will finish it?
| A．to design |
| B．to be designing |
| C．to have been designing |
| D．to have designed |
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Your cousin is said________a new computer programme recently，but do you know when he will finish it?
| A．to design |
| B．to be designing |
| C．to have been designing |
| D．to have designed |
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