Sentence: All you need to do is (to take/take/taking?)

[Infin1ty]

Hello everyong,

I'd like to know which of the following sentences is correct:

All you need to do is to take the test here.
All you need to do is take the test here.
All you need to do is taking the test here.

Many thanks. :)
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Please feel free to correct me if you find any mistakes in my posts.

[Jamie (K)]

The first two are correct. The top one is the most formal, and the second one is the most normal.

The third one is quite ungrammatical.

[Infin1ty]

Thank you for you kind help, Jamie. :)
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Please feel free to correct me if you find any mistakes in my posts.