In class I answered the question without hesitation and the teacher praised me .A. in a hu

问题补充：

In class I answered the question without hesitation and the teacher praised me .

A. in a hurry

Bat once

Cnot slowly

D. hurriedly

答案：

A. in a hurry

(答案→)B. at once

C. not slowly

D. hurriedly

解析：句意：在课上，我回答问题毫不犹豫，老师表扬了我。Without hesitation 毫不犹豫 in a hurry 立即，匆忙 at once 立刻，马上 not slowly 而不慢慢地 hurriedly 匆忙地，仓促地。