30. If they----- a few minutes earlier, they would have caught the train.
举一反三
- If they a few minutes earlier, they would have caught the train.
- Five minutes earlier, __________ we could have caught the last train.
- If I (leave)（）a little earlier, I would have caught the train.
- Ten minutes earlier, they ___ the plane. A: will catch B: would catch C: would have caught D: will have caught
- If you had come a few minutes earlier, you (catch) __________ the train.