______ of danger in the street at night, she had to go home with a friend ____ her.
She dislikes ________in public places.
I'm very tired ________walking for two hours.
It is Tu Youyou ________was presented the 2011 Lasker Clinical Medical Research Award on September 12.
We can ________a note of what the teacher says in class and ________notes afterwards.
All the employees of this department were ________into groups to discuss the question.