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It's reported that this high-speed （ ）at speed of 417 km/h A

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It's reported that this high-speed （ ）at speed of 417 km/h A.ran B.runs C.had runD.was running
说出理由,否则不给分
可是A应该也可以啊——据报道，高速列车跑出过417KM/H的高速
It's reported that this high-speed （ ）at speed of 417 km/h A
答案是B
it's reported译成中文是：据报道,其后面的从句谓语动作是不受其影响的,也就是说从句中的动词的时态完全取决于其本身的需要.而THAT引导的宾语从中中要表达的意思不是指过去式,而是说明一种事实.而A,C,D都是过去时态,A是一般过去式,C是过去完成式,D是过去进行式.只有B一般现在式用于表示一种事实（此为它的基本用法之一）.
It's reported that this high-speed （ ）at speed of 417 km/h A a car travelled at a speed of 90km/h.it left town ponpon at with a high speed 还是at a high speed? The car was seen travelling at a speed of 150km/h shortly .为 at high/fast speed at high speed 还是at a high speed,教材上是前一种 time comes at it's own speed at speed 还是at a speed 1.It is dangerous _______a car at such a high speed.C 英语翻译The high speed of air travel is gained at a cost. High-speed AT FULL SPEED和at high speed的区别.