Some scientists have been critical of the laboratory tests conducted by the Federal Drug Administration on the grounds that the amounts of suspected carcinogens fed to animals far exceeds those that humans could consume
far exceeds those that humans could consume
exceeds by far those humans can consume
far exceeds those humans are able to consume
exceed by far those able to be consumed by humans
far exceed those that humans could consume
by far是“至今”的意思
the amount of 通常接不可数名词,表示……的数量,是单数,也可以用the amounts of,是复数;
the number of+可数名词复数,表示……的数量,是单数,也可以用the numbers of,是复数;
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