Water is the most widely used resource in ______ industry, and plays ______ major role in energy production.
#8206
A
不填; a
B
the; a
C
an; 不填
D
an; the
推荐题目
Hiking is ______ great fun. You will get close to ______ nature and take exercise at the same time.
#8716
A
a; the
B
a; 不填
C
不填; the
D
不填; 不填
—Has the little girl passed ______ P.E. test?—She has tried twice, and the teacher will allow her to have _____ third try.
#8715
A
the; 不填
B
a; the
C
the; a
D
the; the
(2009辽宁抚顺拟) I don’t think the experiment is ______ failure. At least we have gained ______ experience for future success.
#10251
A
不填；the
B
a; the
C
a ; 不填
D
不填; 不填
According to the recent reports, one of the animals, _____ crocodile, is in _____ danger of dying out.
#10315
A
the; the
B
the; /
C
/; /
D
/; the
In most western countries, on April Fool’s Day, people often play trick on each other; children especially have great fun.
#7701
A
a; a
B
the; the
C
a; /
D
/; a