题目内容
17．Miss Lin liked the black dress a lot，but she couldn't afford it．分析 林小姐很喜欢这个黑色的裙子，但是她买不起．
解答 答案：afford．
根据"Miss Lin liked the black dress a lot"林小姐很喜欢这个黑色的裙子，又根据but，意思是"但是"表转折，因此可知虽然很喜欢，但是买不起，空格前面是情态动词couldn't，所以空格处需要动词来填空，结合给出的首字母a，故填afford．
点评 首先要掌握句子的意思，然后结合具体的题目以及给出的首字母，就可以确定正确答案．
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