题目

阅读下面短文，从短文后各题所给的四个选项（Ａ、Ｂ、Ｃ、Ｄ）中，选出可以填入空白处的最佳选项，并在答题卡上将该项涂黑。 The passengers on the bus watched sympathetically as the attractive young woman with the white cane made her way carefully up the steps. She  1_ the driver and, using her hands to feel the  2  of the seats, walked down and found the  3 which the driver had told her was empty. Then she settled in. It had been a year since Susan, 34,  4  a medical misdiagnosis (误诊), was suddenly throw into a world of  5  . Mark,鲫鱼、兔、蝗虫、蚯蚓的呼吸分别依靠：A.鳃，肺，体壁，气管B.体壁，气管，肺，鳃C.鳃，肺，气管，体壁D.体壁，肺，鳃，气管