--With the _____________ of science and technology, people can talk with each other much more conveniently than before.--But China is still a __________ country, people have to work hard to live a better life. 

 Now, people regard drinking tea ________ a culture more than a habit.

.—His father ______an actor , didn't he ? —Yes, he did . 

—Would you like ______ eggs , please?—Yes, I’d like to.

I gave her _____ address and she gave me ______.