Though many extra trains and buses are used to carry passengers, traffic tools are still needed during the Spring Festival.
A. badly
B. eagerly
C. equally
D. slightly
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(答案→)A. badly
B. eagerly
C. equally
D. slightly
解析：A 考察副词。句意：虽然启用了很多火车和汽车来运载乘客，但是春节期间交通工具仍然非常短缺。Badly迫切地，非常；eaglely热情的；equally平等的；slightly轻轻地。