I want to know ________you will visit Chengdu on vacation A.where B.who C.if .
All the _________ things need air and water. Without air or water, nothing can stay _______.
Linda_____ come to meet me at the station, but I’m not sure.
Thanks for ______me to your birthday party.
He always makes a banana milk shake _____ us _____.
Liu Ying is ______than Wang Mei.