You needn’t have ________ the speaker when he was speaking; there was enough time afterwards for you to ask questions.
Walk along this road and you’ll find it on the night.Here “along” means ___.
---Would you please show me ___ to run the machine?----Sure.
Great changes ___ in the recent years.
The reason ___ he didn’t attend the meeting yesterday was ___ his child had fallen ill.
The old man ___ us interesting stories when we were young.