【erin】評論
因為主詞是" Taking too much fat and sugar"這件事情,形同it, that, this,故用is
【chenny1022】評論
is ?why not are
【業精於勤,事立於豫】評論
(考文法)Taking too much fat and sugar ______ not healthy at all. (攝取太過多的脂肪和糖是不健康的。)(A) are (B) be (C) is (D) to be 整句都沒有動詞,故先刪除(B)(D)。主詞是「Taking too much fat and sugar (攝取過多…)」這件事情。事情當主詞,動詞為必須是單數,所以只能選(C) is。