专四专八考试
解析：A．they were
来源:
网考网专四专八
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【单选题】
A．they were
B．it was
C．there was
D．there were
网考网参考答案：
D
网考网解析：
根据题意，这里应是一个there be的结构，由if引导的从句是虚拟语气，所以答案是D。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block";
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