Basic English Grammar For Dummies - US, US Edition (For Dummies (Language & Literature)). The easy way to brush up on your English skills Is it good or well?. There, their, or they're?. Whether you're writing or speaking, it's all too easy to fall prey to simple mistakes that will represent you in a less-than-desirable lightwhich can potentially cost you a job or put you in an embarrassing social situation.
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