Two million tons of oil _____ exploited in this area that year.A.was B.has been C.were D.have been 但是oil不是不可数吗?

three million tons of rubbish 谓语用单数还是复数 people in Hong Kong produce about 5 million tons of 关于英语主谓一致Two million tons of coal ______(were/was)exported last year Five hours of sleep ______(is/are)not enough.原因是什么? Two million tons of oil _____ exploited in this area that year.A.was B.has been C.were D.have been 但是oil不是不可数吗? 英语翻译All the useful energy at the surface of the earth comes from the activity of the sun.The sun heats and feeds creatures and mankind.Each year it provides men with two hundred million tons of grain and nearly ten million tons of wood.Coal,o 求翻译：Recycling and composting prevented 85 million tons of material away from being disposed of people in britain produce about 430 million tons of waste every people in britain produce about 430 million tons of waste every year Three million tons of coal ___ exploited every year.A is B are Three million tons of coal was/were exported请问用单数还是复数 from single orders of 30 000Tn up to 5Million tons 英语翻译recent estimates out of China put this year's corn at 147 million tons. People in Britain produce about 430 million tons of waste every year.这个句子的中文意思!有tons of 大量的,这个词组吧? How many people did come to Beijing ? Two million of people 还是Two million people 为什么 阅读Every year 2.2 million tons of oil are spilled into the ocean.英语阅读理解开头是Every year 2.2 million tons of oil are spilled into the ocean. In Britain people __four million tons of potatoes every year.A.swallow B.dispose C.consume D.exhaust Three million tons of coal is exploited every year in the city,为什么用is不是应该用are There are about five __people watching the Olympic Games,and_them are from foreign countriesA ,Million,two Million ofB million,two millions ofCmillions,two million of选哪个帮帮忙