问题
单项选择题
Questions 24-30
·Look at the questions for this part.
·You will hear a passage about "Health and Fitness ". You will listen to it twice.
·For Questions 24-30, indicate which of the alternatives A, B, or C is the most appropriate response.
·Mark one letter A, B, or C on the Answer Sheet.
What percentage of Americans don’t exercise in their leisure time according to some studies
A．Exactly half.
B．More than half.
C．Less than hal
答案
参考答案：B