13.She works as a typist in a company.However, she doesn’t like the work, because _____ calls for patience and speed.
Nowadays people are more concerned about the environment________they live.
________ is often the case with children,Amy was better by the time the doctor arrived.
He may win the competition,________he is likely to get into the national team.
The president of the World Bank says he has a passion for China,________he remembers starting as early as his childhood.
Happiness and success often come to those________are good at recognizing their own strengths.