题目：
Questions 14-23
·Look at the ten statements for this part.
·You will hear a passage about "the number of genes ". You will listen to it twice.
·Decide whether you think each statement is right(R), wrong(W) or not mentioned(NM).
·Markyour answers on the Answer Sheet.
The Novartis scientists did a new study and found the number could be forty thousand.
A．Right
B．Wrong
C．Not Mentioned
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C解析： 口腔白斑病根据临床表现可分为均质型与非均质型两大类，均质型白斑可表现为斑块状、皱纹纸状等，非均质型白斑可表现为颗粒状、疣状及溃疡状，而斑纹状白色病损则常出现于口腔扁平苔藓中。
