The days are gone______physical strength was all you needed to make a living.
| A．when | B．that |
| C．where | D．which |
While watching television,________________________.
| A．the doorbell rang | B．the doorbell rings |
| C．we heard the doorbell ring | D．we heard the doorbell rings |
The reason why I want to write this review is to warn future travelers on how to avoided ________________ by those salesmen.
| A．being cheated | B．cheating | C．to cheat | D．to be cheated |
With lots of papers to read, he ____________ to the cinema.
| A．mustn’t | B．mustn’t have gone |
| C．couldn’t go | D．couldn’t have gone |
I have been working here since I _______ this new position.
| A．offered | B．have offered | C．was offered | D．had been offered |
______ of danger in the street at night, she had to go home with a friend ____ her.
| A．Warning; following | B．Having warned; following |
| C．Warned; followed | D．Having been warned; following |