Why are you so anxious? It isn’t your problem ______.
| A．on purpose | B．in all | C．on time | D．after all |
Afetr dinner he gave Mr. Richardson ________ride to ________Capital Airport.
| A．the, a | B．a. the | C．/, a | D．/, the |
As we all know．____life is hard for any of us. If we live___ happy life，we must all work harder.
| A．／：／ | B．／；a | C．a；／ | D．a；a |
一 What in ____ world do you like most in _____ world?
一 I hope _____ world is _____peaceful and fair world.
| A．the；the；the；the | B．／；the；the；／ |
| C．／；the；the；a | D．the；the；the；a |
—What is the population of China?
—China has ____population of l．3 billion．
A．the；the B．a；a C．a；the D the；a
He is____ friend of____ writer’s.
A．／：the B．a；the C．a；a D a；／