http://alturl.com/bxn8f key (adj.)
extremely important
? He's a key player/person in the organization. ? The key question is “Can we afford it?” ? Underline key words and phrases as you read. ? Their votes were
key in getting the bill passed.
http://www.chicagotribune.com/features/tribu/ct-tribu-americans-spend-story,0,6131023.story As the economic recovery (hopefully) gains more ground this year, experts say boosting personal saving is
key to helping American households better weather financial shocks. "School savings banks and postal savings banks seem antiquated now, but we should focus our energy on devising modern-day, higher-tech equivalents," the Urban Institute's Gregory Mills wrote in a recent blog post.
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- to be key in doing something
- to be key to doing something
Is there any difference?