1 . There’s ________ “u” and ________ “s” in ________ word “use”.

A．an; a; the

B．a; an; /

C．a; an; the

D．a; a; a

2 . Until________ 1500s, Peru was the centre of the powerful ancient Inca Empire.(用适当的词填空)

3 . This book tells ________ life story of John Smith, who left ________ school and worked for ________ newspaper at the age of 16.

A．the; /; a

B．a; the; the

C．the; the; a

D．a; /; the

4 . Mike spent time with ____native people to gain ____ better understanding of the country.

A．the; a

B．the; /

C．a; the

D．/; a