1 . Most farmers live at _____________ mercy of nature where few water storage equipment is in ________ use.

A．／；／

B．the；the

C．a；／

D．the；／

2 . Chatting online can be ________ fun, but kids must be sure they stay safe on ________ web.

A．/; a	B．a; the
C．/; the	D．a; a

3 . Investors are also concerned that once the economy improves, people might lose ______  interest in further education.

A．不填	B．a
C．an	D．the

4 . Everything comes with ________ price; there is no such ______ thing as a free lunch in the world.

A．a; a	B．The; /
C．/; /	D．a; /

5 . Kevin studied very hard last term and as _____ result, he made _____ great progress.

A．a; /	B．/; a
C．a; a	D．/; /

6 . We each took a cup of ________ tea after having ________ wonderful supper at my aunt's yesterday.

A．a；/	B．/；/
C．the；the	D．/；a

7 . It is 　　　　great honor for a country to host the Olympic Games. A great celebration was held in 　　　　honor of the event.

A．a; a	B．a; /
C．/; /	D．/; the

8 . I made ________ acquaintance of his sister at the party and then I fell in ________ love with her.

A．an；a	B．the；a
C．the；/	D．an；a

9 . It’s ________ most beautiful furniture , by which I was struck at the first sight and I determined to take ________ possession of it some day .

A．the ; ×

B．a ; /

C．a ; the

D．/ ; /

10 . Mr Smith was made________headmaster of our school by ________majority of 300 votes.

A．the ; a

B．the ; the

C．/ ; a

D．a ; the