Millions of fish后面用was killed还是were killed?

Millions of fish后面用was killed还是were killed? several thousands of millions of year后面year为什么用单 为什么用millions of不用millions?Millions of foreign friends come to visit China every year. this kind of fish 后面用单数还是复数 this kind of fish (come/comes)from the sea 选哪个? many millions of可以这么用吗? 成百上千用英文翻译出来 millions of four kilos用什么提问I have 4 kilos of fish 4kilos画线How--------- fish do you have重要的是后面还跟着fish这个名词 handreds of millions of hunderds of millions of millions and millions of的中文意思 English is spoken by____people.million millions millions of many millions millions and million是什么意思是millions and millions of 英语millions of millions of people是什么意思 millions of与million millions of(翻译) several millions of millions of的意思