Shall ever succeed

[Schumi_cl316]

Test No. incompl/inter-90 "Tenses", question 8

Sometimes I wonder if I ......... ever succeed.

(a) do
(b) shall
(c) am
(d) were

Test No. incompl/inter-90 "Tenses", answer 8

Sometimes I wonder if I shall ever succeed.

Correct answer: (b) shall

Your answer was: incorrect
Sometimes I wonder if I am ever succeed.
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How to do it?

[Torsten]

The help verb (auxiliary verb) shall or will requires the infinitive of the base verb.

So, it's If I will/shall ever meet anyone again.
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