高老师2年前 (2024-03-27)英语阅读（二）(00596)10

The author seems to indicate that___________.

A.there are many controversial issues like the right amount of sleep

B.people are now moving towards solving many controversial issues

C.among many issues the right amount of sleep is the least controversial

D.the right amount of sleep is a topic of much controversy among scientists

正确答案是D