For some time now, Chinese people, under the leadership of CPC, ______ the contents of the Scientific Development Theory in the course of practicing socialism in China.
_____ hard she tries, she can hardly avoid making mistakes in her homework.
When you read the book, you' d better make a mark _____ you have any questions.
Helen listened carefully _____ she might discover exactly what she needed.
You may arrive in Beijing early _____ you mind taking the night train.
Bring it nearer _____ I may see it better.