1 . —Look at ________ kite. It’s flying high in ________ sky.
—That isn’t ________ kite, Jim. It’s a plane.

A．the; the; the

B．the; the; a

C．a; the; the

D．the; the; a

2 . More and more people have realized saving ________ earth begins with small daily things.

A．a

B．an

C．the

D．/

3 . —Fishermen are not allowed to fish in ________ Changjiang River.
—Yes, we all want to create ________ more beautiful world.

A．a; a

B．the; the

C．the; a

D．a; the

4 . Scientists are trying to get more energy from _________ sun.

A．a

B．an

C．the

D．/

5 . —Bill, do you have a dream?
—Yes. I wish to go to _________ moon one day.

A．a

B．an

C．the

D．/

6 . Peter, who is the first man to walk on 　　　　 moon?

A．a

B．an

C．the

D．/

7 . If we want to go on living on ________ earth, we should care about ________ environment.

A．/; /

B．the; /

C．the; the

D．an; an

8 . _____ sun is shining.

A．The

B．A

C．An

9 . —Do you use ________ Internet to study?
—Yes, I use it once ________ week.

A．the; the

B．the; /

C．the; a

D．a; a

10 . _________ Earth is bigger than _________ Moon.

A．A, a

B．An, a

C．The, the

D．/, /