—Hello, I’d like to see Doctor Smith at 3 o’clock tomorrow afternoon. —Sorry, but he ________ a patient at that time.
The man took out his iPad and saw the latest film while his car _____.
---Where did you get to know the famous writer? ---It was on the farm______ we used to work together.
Microblogs experienced rapid growth in 2011 in China, with the number of microblog Operators, users and visitors ________ several times.
What worried the child most was _____________ to visit his mother in the hospital.
Some people try to knock me down, only______ me more determined to do better.