摘要：25．Smoking is one of the causes of cancer, killing millions of people each year. A．commercial B．similar C．major D．chemical
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Smoking is one of the________causes of cancer, killing millions of people each year.
[ ]
A. major
B. similar
C. commercial
D. chemical
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B. similar
C. commercial
D. chemical
Smoking is one of the________causes of cancer, killing millions of people each year.
[ ]
A. major
B. similar
C. commercial
D. chemical
查看习题详情和答案>>
B. similar
C. commercial
D. chemical
Smoking is one of the________causes of cancer, killing millions of people each year.
[ ]
A. major
B. similar
C. commercial
D. chemical
查看习题详情和答案>>
B. similar
C. commercial
D. chemical