Paper money was in ____ use in China when Marco Polo visited the country in ____ thirteenth century.
#7934
A
the; /
B
the; the
C
/; the
D
/; /
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Living in ever increasingly fast-paced world, we must take____ advantage of every opportunity to develop．
#8307
A
an; the
B
an; an
C
the; an
D
the;／
She wrote ______ second book, which turned out to be still popular with ______ young.
#8946
A
the; the
B
a; 不填
C
a; the
D
the; 不填
He witnessed Yushu, a county in Qinghai Province hit by _____ unexpected earthquake, but the Yushu people haven’t lost heart, vowing to turn their homeland into _____ more beautiful Yushu.
#9176
A
a; a
B
an; the
C
the; a
D
an; a
Tom had made up his mind to give it up, but on ____ second thought he determined to have ____ third try.
#9490
A
a ; a
B
不填 ; a
C
不填; 不填
D
the ; a