Question: peculiar to early spanish (as in the gascon dialect of occitan, and possibly due to a basque substratum) was the mutation of latin initial f- into h- whenever it was followed by a vowel that did not diphthongate.
Answer: --> Peculiar to early Spanish (as in the Gascon dialect of Occitan, and possibly due to a Basque substratum) was the mutation of Latin initial f- into h- whenever it was followed by a vowel that did not diphthongate.

Question: because of the very high impedance input of the meter, this stray voltage has nowhere to go which will lead to an incorrect reading on the meter.
Answer: --> Because of the very high impedance input of the meter, this stray voltage has nowhere to go which will lead to an incorrect reading on the meter.

Question: the nickname "tiny" kjeldbæk was awarded with the usual english sense of humor, because he was a big man who hardly fit into the cockpit of a spitfire.
Answer:
--> The nickname "Tiny" Kjeldbæk was awarded with the usual English sense of humor, because he was a big man who hardly fit into the cockpit of a Spitfire.