11.  We were from a small city while they were born in capital city; we studied in a school where seldom had people been admitted to Peking University or Tsinghua University while they would enter the most prestigious universities in the future; we had only learned English for a few years while they had come to contact with English since born.

12.  We were from a small city, but they were from a capital city; we studied in a school where seldom had people been admitted to Peking University or Tsinghua University, but they would enter the most prestigious universities in the future; we had only learned English for a few years, but they had come to contact with English since born.

13.  The germs of influenza can only exist in an acid condition, he explained.

14.  She only brought one bag!

15.  Although Jack had already told me that he loved music, but because of stereotype, I thought the guy like he should only like rock music rather than light music.

16.  But the only response was total silence.

17.  Remember our university not only needs smart girls.

18.  This class seemed to be a boring lecture on calculus that only a few people were actually listening.

19.  In my eyes, long hair only belongs to female.

20.  It was commonly considered that they were innocent with the outside world, and could only do well in the test.