The traffic on the main streets has a longer green signal than______ on the small ones.
---- If it hadn’t been raining so hard, I might have been home much earlier. ---- It’s too bad you _____ it. Nancy _____ here and she _____ to see you.
The prices are _____ fast these days. Nobody can get the prices _____.
---- How does your second-hand car run? ---- It _____ run all right, but it is being repaired.
I _____ my son _____ a doctor, but he wasn’t good enough at science.
---- Tom, did Mr. Li join you in your discussion? ---- No, he _____, but he happened to have fallen ill.