摘要： He is a success as a leader but he hasn’t in teaching. A. many experiences B. much experience C. an experience D. a lot experience 解析: experience 作 “经验 讲时是不可数名词, 作 “经历 讲时是可数名词. 本句中应理解为 “经验 ,因此是不可数名词,排除 A C. 又因 a lot of , lots of, plenty of 只用于肯定句, 不用于否定句, 因此选B.

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