1. This digital camera is so small that it can fit in my pocket.

2. This digital camera is so small that it can fit my pocket.
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Which one is correct? Do we have to use 'fit in' or 'fit'? In Sentence 1, what is the part of speech of 'in' as in 'fit in'?

2 answers

1 is more common.
have children write a row of each letter and then write words ( fin fit)