To make members of a team perform better, the trainer first of all has to know their ______ and weaknesses.
Difficulties and hardships have the best character of the young geologist.
----Have you heard of Wang Meng? ----Yeah. She ______ have done better. She won China’s first gold medal at Turin.
------How far apart do they live? ----- I know, they live in the same neighbourhood.
Sean’s strong love for his country is _____ in his recently published poems.
Scientists believe native Americans arrived by crossing the land bridge that connected Siberia(西伯利亚)and more than 10,000 years ago.