In ________ early 1990's, as ________ gesture of appreciation, the library was named after the businessman who donated most of the money with which to build it.
#7792
A
the; a
B
the; the
C
/; the
D
an; /
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If we expect ____ much cleaner world, we should attract _____ world’s attention to protecting the world.
#9121
A
a; a
B
a; /
C
a; the
D
the; /
—I am so sorry to have come late for the meeting.—It is not your fault.With ________ rush－hour traffic and ________ heavy rain，it is no wonder you were late.
#7913
A
a；a
B
the；the
C
/；/
D
/；a
—Shall I go over to chat with you this evening? —Nice of you! It is ____ great comfort to keep me ____ company, when I’m alone at home.
#8670
A
a; the
B
a; 不填
C
不填; a
D
不填; 不填
Do you know that Yuan Longping is known as ______ father of hybrid rice (杂交水稻)?
#8654
A
/
B
the
C
a
D
an