Sometimes_________good knowledge of_________ first aid may mean the difference between life and death.
An individual human existence should be like a river---small at first, narrowly contained within its banks, and_____ passionately past rocks and over waterfalls.
This special school accepts all disabled students, ________ educational level and background.
There is no need to __________ the fact that it was you that donated the 100 yuan.
In the time of social reform, people’s state of mind tends to keep _____ with the rapid change of society.
As a grassroots singer, she reads everything she can get hold of and catch every opportunity she meets up with so as to gain _____ progress.