．—You've dropped ________ “s” in the word “acros”．—Oh, ________ letter “s” should be doubled like this “across”．
#7656
A
a; a
B
an; a
C
an; the
D
the; the
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I am not fond of music very much, but I do like music they are dancing to.
#8672
A
不填; 不填
B
the; the
C
the; 不填
D
不填; the
)According to __________ World Health Organization, health care plans are needed in all big cities to prevent __________ spread of AIDS.
#10274
A
the; 不填
B
the; the
C
a; a
D
不填; the
.—Have you seen___________pen? I left it here this morning.—Is it___________black one? I think I saw it somewhere.
#9921
A
a, the
B
the, the
C
a, a
D
the, a
—Why does this country need so many exports from abroad?—Because it has ________large population,________its poor natural resources.
#10149
A
the;adding
B
a;including
C
the;beside
D
a;plus
I ate sandwich while I was waiting for 20:08 train. (2008陕西卷)
#8896
A
the, a
B
the, the
C
a, the
D
a, a