What do you think of the book?　-Oh, excellent It is worth _____ second time

n May 8th, "Most BeautifulTeacher" Zhang Lili in the city of Jiamusi , Heilongjiang province ,savedher students____ by a bus, but couldn’t escape from the tragedy herself

The old man__________ cancer. His made us very sad.

Reading is a good hobby because it can_______you enjoyment and success.

st is as vital to learning as the ability tounderstand, even ________so