---Nanyang has changed a lot in the past five years. ---Yes. You can see lots of new buildings ,flowers and trees on ___side of the street.

–You speak English well.Who teaches you?--Nobody.I learn it by _________.

There is ______in today’s newspaper.

–Is this book yours ? – No it’s his ,      is in   bag . 

   will it take us to fly to Hainan and       will the trip to Hainan cost us?