2. 职称英语
  3. Traffic police have to make decisions______.A、on the spotB、on businessC、on pur

Traffic police have to make decisions______.A、on the spotB、on businessC、on pur

游客2024-01-16  69
问题 Traffic police have to make decisions______.
选项 A、on the spot
B、on business
C、on purpose
D、on the watch
答案 A
解析 本题考查on相关的词组辨析。on the spot，在现场；on business，出差；on purpose，故意地；on the watch，密切注意。从本题句意来看，应该是说交通警察必须当场做决定，所以选A。
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