记住:前面有分数,是看它修饰的名词的单复数决定谓语是单还是复.
这里是students,所以用are
再举一个:about four-fifths of the surface on the earth is covered with water大约地球表面的4/5都覆盖着水
这里surface是单数,所以后面用is
记住:前面有分数,是看它修饰的名词的单复数决定谓语是单还是复.
这里是students,所以用are
再举一个:about four-fifths of the surface on the earth is covered with water大约地球表面的4/5都覆盖着水
这里surface是单数,所以后面用is