Kate is my good friend. She often _______a smile _______her face.

You’ve dropped ________ “s” in the word “necessary”.— Oh, ________ letter “s” is doubled.

_____do you go to the park? —Every morning. [ ]

At the meeting place of the Yangtze River and Jialing RIiver ,one of the largest cities in china.

How far is it from the railway station to the hotel?–It’s about _______ walk.