問題詳情
【題組】28.It can be inferred from the third paragraph that the sleeping habitsof most Americans have changed since the 1700's in all the following ways EXCEPT
(A)the position in which people sleep
(B)the numbers of bolsters or pillows people sleep on
(C)the length of time people sleep
(D) the number of people who sleep in one bed
參考答案
答案：C
難度：適中0.666667
統計：A(0),B(1),C(4),D(1),E(0)