We last night , but we went to the concert instead .
| A．must have studied | B．should have studied |
| C．could have studied | D．studied |
相关试题
As the visiting prime minister puts it, China’s influence in the world will continue to strengthen______ its economy grows.
| A．although | B．until | C．as | D．before |
Knowing the meaning of a word is one thing; yet using it both grammatically and communicatively properly is quite ______.
| A．much | B．another | C．little | D．many |
Companies are struggling to find the right ________ between supply and demand, but it is no easy task.
| A．balance | B．process | C．equality | D．pattern |
After staying in hospital for long, the patient was advised to go to the sea
side to____ his health.
| A．take up | B．hold up | C．make up | D．pick up |
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