lucky的比较级为：luckier...

idle的最高级为：idlest...

little的最高级为：lest...

neutral的最高级为：most neutral...

一旦杂质沉淀下去，油就可以分级了。Once its impurities had settled, the oil could be graded.将在统一费用和分级费用之间作出选择。The choice will be between a flat-rate or a banded charge.木材按厚度分级.The timber is graded according to its thickness....

coarse的比较级为：coarser...

jerky的最高级为：jerkiest...

uncanny的最高级为：uncanniest...

undesirable的最高级为：most undesirable...

dense的比较级为：denser...

bandy的比较级为：bandier...

refreshing的最高级为：most refreshing...

silky的最高级为：silkiest...

ignorant的比较级为：more ignorant...

smooth的最高级为：smoothest...

interested的比较级为：more interested...

responsible的比较级为：more responsible...

widespread的比较级为：more widespread...

practicable的最高级为：most practicable...

hasty的比较级为：hastier...

glum的比较级为：glummer...

alone的最高级为：aloneest...

able的最高级为：ablest...

certain的最高级为：most certain...

lazy的比较级为：lazier...

gentle的比较级为：gentler...

rough的比较级为：rougher...

bitterly的最高级为：most bitterly...

tart的最高级为：tartest...

wrong的比较级为：wronger...