【题目】With only a small number of pandas left in the world，China is trying to clone the animal and save the endangered species.
A. steadily B. desperately
C. patiently D. deliberately
在线课程【答案】B
【解析】句意：世界上仅剩下少量的大熊猫，所以中国正不惜一切克隆大熊猫以挽救这种濒临灭绝的物种。desperately意为“拼命地，不顾一切地”，符合语境。steadily稳定地；patiently耐心地；deliberately故意地。