雅思听力揭秘！仅靠题目的小细节就可以识别准确答案？

■ What helped Rob to prepare to play the character of a doctor?

【选项间的核心区别是？】

A the stories his grandfather told him

B the times when he watched his grandfather working

C the way he imagined his grandfather at work

■ What helped Rob to prepare to play the character of a doctor?

【选项间的核心区别是？】

A the stories his grandfather told him

B the times when he watched his grandfather working

C the way he imagined his grandfather at work

■To support the production, research material was used which described【选项间的核心区别是？】

A political developments.

B changing social attitudes.

C economic transformations.

■ Russ says that his difficulty in planning the presentation is due to 

【选项间的核心区别是？】

A his lack of knowledge about the topic. 

B his uncertainty about what he should try to achieve. 

C the short time that he has for preparation.