The children are playing in the park.

He was demoted.

He was demoted because of his poor performance.

Please try reading these books.

His acting has gone up a stage and grade.

Makoto is my best friend.

Toshiko is my best friend.

We provide a special education program for handicapped children.

Erhua in Beijing dialect is a characteristic phonetic phenomenon.

He was considered a nonconformist in the company.