．—Really ? Who will give ____lecture ? What is it about ?—Professor Chen , ____president of Beijing University . About pollution .
#10102
A
the ;a
B
the;/
C
a ; the
D
a ;/
推荐题目
(2012·安徽)Carl is studying ________ food science at college and hopes to open up ________ meat processing factory of his own one day.
#7925
A
/；a
B
/；the
C
the；a
D
the；the
It was ______terrible earthquake and ______ number of people who were killed reached more than 20,000.
#8172
A
the, a
B
a, the
C
the, the
D
a, a
I had decided to give it up ,but on _____second thoughts,I decided to try _____third time.
#10515
A
不填;a
B
不填;the
C
the;the
D
the; a
---Did you catch ______ sight of a tall TV tower in the distance just now? ---Yes, and now it’s out of ____sight.
#8778
A
/ ; the
B
/ ; /
C
the ; the
D
a ; a
Faced with_____ challenges, you should believe that your courage is what makes_____ difference.
#7962
A
the; /
B
the; a
C
/; a
D
/; /