1 . ________18-year-old girl called Anna from________England visited________Great Wall last Friday .

A．An, the, the

B．A ,／, the

C．An,／, the

D．A, an , a

2 . ---Do you like the book I lent you yesterday?
---Yes, I do. I like books about _______ sun.

A．a

B．the

C．/

D．an

3 . ______ earth we live on is bigger than ______ moon.

A．The, the

B．The ,a

C．a ,/

D．a ,the