题文
Only after they had discussed matter for several hours ___ a decision.
| A．they reached |
| B．did they reach |
| C．they reach |
| D．do they reach |
推荐试卷
Only after they had discussed matter for several hours ___ a decision.
| A．they reached |
| B．did they reach |
| C．they reach |
| D．do they reach |
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