If we___hard in the past few years. Things wouldn’t be going so smoothly.
A. hadn’t been working
B. are working
C. were working
D. worked
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选择正确的句子翻译:They are energetic participants in a global economy driven by the flow of work, money and ideas.
A. 他们受工作、金钱以及各种想法驱动,热情地参与到全球经济中。
B. 他们热情地参与到由工作、金钱以及各种想法驱动的全球经济中。
选择正确的句子翻译:If we are ever going to protect the environment, it is crucial that those new plants be environmentally sound.
A. 如果我们想保护环境,新的植物在环境上应该是有声音的。
B. 如果我们想保护环境,新建的工厂在环境上应该是没有危害的。
选择正确的句子翻译:The crowds melted away.
A. 人群呼啦一下散了。
B. 人群渐渐散开了。
选择正确的句子翻译:He remembered the incident, so did his wife.
A. 他和妻子一样,对此事历历在目。
B. 他记得这件事,他的妻子早就记起来了。