The earliest English ___ was written in a kind of English that is now difficult ___.
A.poem; to understand
B.poet; to be understood
C.poetry; to be understand
D.poetry; to understand
网友回答
D解析词义辨析和不定式用法。第一空指诗歌，可以使用poem或者poetry表示诗歌。当形容词是difficult,或者easy的时候，后面使用不定式的主动形式。故D正确。