16.

Answer and Explanation

Your Answer is

Correct Answer is F

Explanation

According to the meaning of the sentence, the expression "except for some years" here is correct for item F except prep. Except....

G item: exception does not have this word.

Item H: excepting prep Except..., prepositions are not nouns, so you cannot use with the excepting of.

Item J: The semantics do not match the meaning of the text.