A．DerivationB．ConversionC．BlendingD．Imitation______ is ……

单项选择题______ does not belong to New England.

单项选择题Thoreau's ______ is full of eco-wisdom.

单项选择题The smallest linguistic unit that can be used independently is ______.

单项选择题______ takes London as the setting in most of his novels.

单项选择题______ is the key conception in Christianity in which the three aspects of the same God are united as one.