Shortly after the accident two ____ policemen weresent to the spot to keep order.

The film has been well received, but____actual sales, it hasn’t been very successful.

__________the guidance of my teacher,1 won the first prize in the English Speech Contest

He _____ more than 5,000 English words when he entered the university at the age of 15

The old lady had two clever sons, ____ did a good job in the 2010 National College Entrance Exam, though