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提问人：网友lixin080108
发布时间：2022-01-07
[主观题]
题为语法部分,请先行自学练习册上P132页关于“V-ing 与 to V”的语法内容。 练习册P134,Ex9: 第8题 （）
A．what were we trying to achieve
B．whatwe were trying achieving
C．we were try to chieve
D．whatwe were trying to achieve
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