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To his surprise the electric current flows th
问题详情
To his surprise, the electric current flows through a conductor ____________(就好像液体一样).请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：as though/if it were a fluid
as though/if it were a fluid 解析：本题考查点是as though/if跟虚拟语气的用法，此句表示与客观事实相反，从句用一般过去时。注意as though/if有时后面的成分并不表示虚拟，要具体情况具体分析。
