—Your colleague is speaking English with fluency.
—It's no wonder．She ____ in the UK for a year as a visiting professor
| A．worked | B．has worked |
| C．had worked | D．has been working |
相关试题
Some educatorsthat children should be rewarded for their great performance.
| A．assumed | B．adopted | C．advocated | D．convinced |
—It was cold and the road was icy.
—It a comfortable journey.
| A．can’t be | B．shouldn’t be | C．mustn’t have been | D．couldn’t have been |
what has recently been done to provide more buses for the people, a shortage of public vehicles remains a problem.
| A．Except for | B．But for | C．Because of | D．In spite of |
—Hey! Here is a message on my cell phone, telling me to send money to…
—Delete it! It’s a trick. Many a person by such tricks.
| A．has been cheated | B．have been treated |
| C．were cheated | D．was cheated |
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