单选题 By "Ellen Spero isn' t biting her nails just yet" (Line 1, Paragraph 1), the author means ______.

A、 Spero can hardly maintain her business
B、 Spero is too much engaged in her work
C、 Spero has grown out of her bad habit
D、 Spero is not in a desperate situation

【正确答案】 D

【答案解析】[试题分析] 本题为理解题。 [详细解答] 题目问的是作者的话“Ellen Spero isn’t biting her nails just yet”是什么意思。本文主题讲的就是美国的经济遇到一些困难，但是公众对经济还是乐观的态度和信心。根据第一段最后一句话，可知她还可以购物。所以选D。