一、单句填空
1．Jane's grandmother had wanted to write ________ children's book for many years, but one thing or another always got in ________ way.
答案：a；the句意：简的祖母多年来一直想写一本儿童读物，但是一件接一件的事情总是妨碍她写书。children's book的中心词是单数可数名词且第一次出现，并且此处表泛指，故其前需加不定冠词；in the way为固定搭配，意为“挡道，碍事”。
