The two cities have reached an        to develop science and technology.

— You must be thirsty after walking for such a long time. — Yes. Please give me some　　　 to drink.

--I hear you are not allowed to eat in class. ---Right. It’s one of the ___________in our school.

—Are these your ____________, Jack? —Yes, they are. I like them very much.

---Doing sports ___ good for our health.--- Yes, so I do morning _____ every day.