题文
Daniel is always willing ________ others _________ with their Math.
| A．helping; in need | B．to help; in need |
| C．helping; for need | D．to help; of need |
Daniel is always willing ________ others _________ with their Math.
| A．helping; in need | B．to help; in need |
| C．helping; for need | D．to help; of need |
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