Why hasn’t he come?________ on time, we would have to put off the trip.
| A．If he doesn’t come | B．If he will not come | C．If he didn’t come | D．If he wouldn’t come |
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Why hasn’t he come?________ on time, we would have to put off the trip.
| A．If he doesn’t come | B．If he will not come | C．If he didn’t come | D．If he wouldn’t come |
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