300miles per hour 可以说 300miles an hour吗

300miles per hour 可以说 300miles an hour吗 Sir Malcolm Campbell was the first man to drive at over 300miles per hour.句子成分 How many miles per hour does it travel 中文翻译 His average speed had been 301 miles per hour.句子成分 John drives 80 miles per hour.Jim drives 60 miles per hour.Iim drives__ 为什么不填more slowly How long will it take to cover a distance of 300 miles if you maintain s rate of 60 miles per hour?求翻译 英语翻译--How fast were you going?--55 miles in a 35 miles per hour zone. A car trvels 28 miles in 30 minutes.How many miles per hour does it trawel? 求：the average speed over the 8 miles is 33 miles per hour.怎么翻译. Was his average speed incorrectly declared to be 299 miles per hour or 289 miles per hour?请解释一下declared to be,我不懂这个to be是怎么回事,是本来就declare to do 还是什么词组,如果直接declared 299 miles可以吗,把to be The car can drive up to 90 miles per hour on road. Although Campbell reached a speed of over 304 miles per hour,句子成分 Campbell was disappointed to learn that his average speed had been 299 miles per hour.句子成分 However,a few days later,he was told that a mistake had been made.His average speed had been 301 miles per hour.为什么不用过去式?was made、 was 301 miles per hour? 40 miles per gallon是什么意思 Tom was the first man to drive at over 300 miles per hour.句中“to“的 作用是什么为什么用to而不用of 呢to在此句中的用法是什么?能否再举些例子 Haretown and Tortoriseville are 99 miles apart.A hare travels at 10 miles per hour from Haretown toHaretown(兔城) and Tortoriseville(龟城) are 99 miles apart.A hare travels at 10 miles per hour from Haretown toTortoiseville,white a tortoise trave kilometer per hour