问题
选择题
On account of the development of the economy, the environment is seriously polluted and we
must ________ the emission of the carbon dioxide. [ ]
A. cut in
B. cut off
C. cut up
D. cut down
答案
答案:D
On account of the development of the economy, the environment is seriously polluted and we
must ________ the emission of the carbon dioxide. [ ]
A. cut in
B. cut off
C. cut up
D. cut down
答案:D