He is __________ more hard-working than any of the other boys in the class.a.by far b.by way of c.by now d.by and by

问题描述:

He is __________ more hard-working than any of the other boys in the class.
a.by far b.by way of c.by now d.by and by

答案是A.因为只有by far可以修饰比较级.当然,by far也可以修饰*.