21.This book is said to be a special one, which____many events not found on other history books.
一Thank you ever so much for your timely help. 一__________.
A vast area north of the Yangtze River ______by the first heavy snow of the new year,causing difficulties to the post-festival road transport.
Being examined twice a year,whether it is a ear or a bus or a truck,is the rule that every driver _______obey in this city.
_______,Jim talks a lot about his favourite pop singers after class.
He was rejected for the job vacancy because he couldn’t be ______even for the interview.