It’s pleasure for him to ________ his energy and even his life to research work. ( 章节：1 难度：2)_做题室

单项选择题It’s pleasure for him to ________ his energy and even his life to research work. ( 章节：1 难度：2): A、dictate; B、dedicate; C、decorate; D、direct

正确答案：B
答案解析：
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