The best way to... is (by) protecting the environment.

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emma.learns

Senior Member
Chinese - China
Hi everyone,

I read this sentence from a book and I'd like to ask why we need to have "by" in the sentence? Thanks a lot!

The best way to save endangered animals is by protecting the environment.

Is this a well-written sentence? If it isn't, what is the right way to write it?
 
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  • dojibear

    Senior Member
    AE (US English)
    1. The best way to save endangered animals is by protecting the environment.

    Instead of "by...ing" you can use an infinitive with "to":

    2. The best way to save endangered animals is to protect the environment.
     
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