We have found no debris(残骸)ofthe missing Malaysian airlines flight in the waters
If there _____no buying and selling of a nimals, there___ no killing in nature.
I never drink coffee. -------______________.
I’m going to Sanya for the summer holiday ?-------______________!.
---Are you going to Shanghai by plane ? --- It’s fast , but expensive. So I’m not sure. I____ take a train
The Changjiang River is one of the _____ in the world.