问题
单项选择题
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.
Some people found it hard to believe that humans have only about 30 thousand genes.
A．Right
B．Wrong
C．Not Mentioned
答案
参考答案：A