We had hoped to catch the 10:20 train, but _____ it was gone.
---Have you finished your composition already, Jack? ---Yes, I ____ it within half an hour.
---Can you tell me Sam’s telephone number? ---_________.Who is Sam? The newcomer?
The three teams _____ different ways to solve the problem and they all succeeded at last.
The band was very successful in the seventies, most of _____ members were in their twenties.
---Did you enjoy yourself in Hefei this summer? ---________ It was too hot.