. The boy was sitting at the desk, ______ hard when his mother got home.
If Newton lived today, he would be surprise by whatin science and technology.
One thousand dollars a month is not a fortune but would help cover my living.
Those successful deaf dancers think that dancing is an activity ________ sight matters more than hearing.
- I apologize for not being able to join you for dinner. -. We'll get together later.
A newbus service to Tianjin Airport started to operate two months ago.