They peasants did what they____ the crops, but failed.
| A．could save | B．could saving | C．could to save | D．could saved |
相关试题
I bought a dress for only 10 dollars in a sale; it was a real ____.
| A．exchange | B．bargain | C．trade | D．business |
_____in the office all day long, Wendy is more than tired when she arrives home.
| A．Engage | B．Engaged | C．To engage | D．Engaging |
The managers discussed the plan that they would like to see _______the next year.
| A．carry out | B．carrying out | C．carried out | D．to carry out |
_______you can easily have lunch in the restaurant around the corner, why do you take the trouble to drive many miles here?
| A．When | B．Unless | C．While | D．Where |
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