一Excuse me，sir．You can’t enter 0ffice without permission．一But the manager is expecting me．
#9516
A
the；a
B
an；the
C
the；不填
D
不填；不填
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Carl is studying _____ food science at college and hopes to open up _____ meat processing factory of his own one day.
#8841
A
/; a
B
/; the
C
the; a
D
the; the
According to a new study by a British’s university , learning ______ second language can lead to ________ increase in your brain power.
#9905
A
a ; the
B
不填；the
C
a ；an
D
the ；an
To tell you____truth, it seems to me that you are not being treated with______ respect due to a King.
#10376
A
/； /
B
the; the
C
/; the
D
the; /
---Have you seen____pen? I left it here this morning.---Is it ____black one? I think I saw it somewhere.
#10529
A
a; the
B
the; the
C
the; a
D
a; a