四氟化铅:you woule better 后面接什么？动原？动名？还是？

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You would better +词原形do，否定用not do

如You”d better_______your homework now.

A.don”t do B.not do C.not doing D.did
选B

是would吧.

you would better do sth

would better do sth.（肯定句）
would better not do sth.（否定句）
would better 后接动词原形~`

you would better 后面必须接“原型动词”。

后面接动词原形

you woule better 后面接什么？动原？动名？还是？ You'd better You can do better than 关于 You'd better you should know better that you should know better that wish you better than me you better never let it go “YOU HAD BETTER”的缩略形式 YOU’D BETTER DO IT NOW