写出下列动词过去式
题目
写出下列动词过去式
keep sleep sweep
teach catch
bring buy think
sell tell
say pay
grow know throw fly
答案
keep -kept
sleep-slept
sweep-swept
teach-taught
catch-caught
bring-brought
buy-bought
think-thought
sell-sold
tell-told
say-said
pay-paid
grow-grew
know -knew
throw-threw
fly -flew
举一反三
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我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
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