2020-2021学年初三英语知识点归纳及题型专练：词性变化一、必记词性变化1
pronounce(v
)发音→pronunciation(n
)发音；读音2
discover(v
)发现→discovery(n
active(adj
)活跃的；积极的→activity(n
wisely(adv
)明智地；聪明地→wise(adj
stranger(n
)陌生人→strange(adj
)陌生的；奇怪的6
steal(v
)偷；窃取→stole(过去式)→stolen(过去分词)7
)放置；产(卵)；下(蛋)→laid(过去式/过去分词)8
)领带；捆；束→tying(现在分词)9
)存在；平躺；处于→lay(过去式)→lain(过去分词)→lying(现在分词)10
dead(adj
)死的；失去生命的→die(v
)死→death(n
)死亡→dying(adj
)垂死的；临死的11
warmth(n
)温暖→warm(adj
)温暖的12
spread(v
)传播；展开；蔓延→spread(过去式/过去分词)13
create(v
)创造；创建→creative(adj
)有创意的14
expression(n
)表情；表达方式→express(v
ability(n
)能力→able(adj
)能干的16
wonder(v
)想知道→wonderful(adj
)精彩的→wonderfully(adv
)极好地；精彩地17
suggest(v
)建议→suggestion(n
central(adj
)中心的；中央的→centre(n
east(n
)东方→eastern(adj
)东方的20
politely(adv
)礼貌地→polite(a
