Question

I forgot to include the following sentences.

1) Among English teenagers are popular skinny jeans.
2)Gulliver takes an aversion for every thing at home because European society is losing its values.

Answer 1

1. You need to reverse that sentence. The jeans are not a teenager. ;)

Skinny jeans are popular among English teenagers.

2. Put this sentence into the past tense. Also change "for" to "to".