患者舌背斑块状损害，白色发蓝，微凹， * * 消失而平伏，两侧基本上保持对称，应考虑（）
A.良性过角化
B.扁平苔藓
C.正中菱形舌炎
D.白斑
E.萎缩性舌炎
参考答案：B
解析：扁平苔藓在舌背多表现为萎缩型， * * 消失而平伏，为略显淡蓝色的白色斑块。良性过角化及白斑为突出表面的白色斑块，正中菱形舌炎及萎缩性舌炎不会有白色损害出现。
| 完型填空。 | ||||
| Charlie is twenty-three now. He 1 a university(大学) and found work in a factory last year. It’s 2 and there are no more than fifty workers in it. And only he 3 in a university. So he looks down upon (瞧不起) his 4 . He always thinks he’s right and never agrees with 5 . He likes to say, “I’ve never made a mistake!” But once the young man couldn’t 6 a foreign instructions (说明书). An old worker studied it for two days and 7 Mr. White, the boss of the factory, 8 it meant. The boss asked Charlie why. He made a few excuses to say for 9 . And he didn’t agree with the old man. The boss became angry and asked, “ Is it 10 that you’ve never made a mistake?” The young man wouldn’t make Mr. White 11 and had to say, “No, it isn’t, sir.” Having 12 this, the workers were happy. One of them asked, “ It means that you also make some mistakes!” Charlie 13 his mind at once and said, “ I made only one mistake in my 14 !” "When?" the boss asked in surprise. "Just now, sir.” Answered the young man. “When Mr. White 15 me acknowledge (承认) I was wrong!” | ||||
|