Look at those dogs. _______ are not _______dog.
Xinjiang is so beautiful that I want to stay here for ________ week.
What are you going to do for the School Day?- We’ll _____ a new play.
Could you please the radio a bit? It’s too loud. —Sorry, I’ll do it right away.
The World Health Organization has given some advice onto protect us from being infected(感染) with H7N9.