I can only hope my words will express my depth of（）to Dr. Scott Watson for his help with my research._精华吧

I can only hope my words will express my depth of（）to Dr. Scott Watson for his help with my research.

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I can only hope my words will express my depth of（）to Dr. Scott Watson for his help with my research.

A.congratulations

B.gratitude

C.satisfaction

D.insurance

正确答案：gratitude

Tag：英语进阶读与写时间：2022-01-19 14:50:43

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