1．He soon became a controversial (有争议的) figure in the world of big business.
2．The driver turned left to avoid a collision (碰撞) with the oncoming car.
3．You can easily clarify (澄清) any problems if you study British history.
4．She thought it ridiculous to be offered sympathy (同情) by a robot.
5．The outside of the house was beginning to look shabby (破旧的)．
6．The precise (确切的) date and place of his birth are unknown.
