rise in carbon dioxide is causing steady increase in global warming.
#8959
A
The; a
B
不填; a
C
The; 不填
D
A；the
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In review of 44 studies, American researchers found that men and women who ate six key foods daily cut the risk of ______ heart disease by 76%.
#10396
A
a; the
B
the; a
C
a; 不填
D
不填； a
What _____ pity that you couldn’t go there to receive ______ prize!
#9973
A
a; a
B
the; a
C
a; the
D
the; the
In _____ preparation for the launching of Shenzhou Ⅶ, scientists need ______ knowledge of weather changes.
#10476
A
the; the
B
a; ∕
C
∕; a
D
the; a
She came in for coffee and told me traffic kept her awake last night.
#9218
A
a, the
B
a, 不填
C
the, the
D
the, 不填