Dr. Getsy says a nap is good as long as you sleep no more than______.A．an hourB．one and ha

What does the woman say is a good way for the student to prepare for speaking to companies

According to Dr. Getsy, the advice for people who have trouble sleeping is toA．keep relaxe

According to Dr. Getsy, you should have a napA．more than 2 hours.B．less than 45 minutes.C．

Why does Dr Povey say the fact that light waves can not penetrate walls is a bonus？A．Becau

American society is not nap(午睡) friendly. In fact says David Dinges a sleep specialist

American society is not nap (午睡)-friendly. In fact says David Dinges a sleep specialist at the U