Do you sleep on your back or your front?

问答题

Do you sleep on your back or your front?

答案解析

单选题

When you do maintenance on the waste water system, do not touch your face with your gloves:

答案解析

问答题

re you a real grump (脾气坏的人) in the mornings? Do you wake up every day feeling tired, angry and upset, and all too ready to flit the snooze (瞌睡) button? If so, then a new alarm clock could be just for you.　　The clock, called SleepSmart, measures your sleep cycle, and waits for you to be in your lightest phase of sleep before waking you up, Its makers say that should ensure you wake up feeling refreshed (恢复精力) every morning.　　As you sleep you pass through a sequence of sleep states—light sleep, d

答案解析

单选题

types,how exposing yourself to light in the moming can help keep your intemal clock wound in a way that promotes good sleep.Bedtime,meanwhile,seems like it should be more of a choice.You wake up to go somewhere,or to start fulfilling responsibilities,and you go to bed when you decide to,based on a complex calculus of how tired you are,how much sleep you want to get,and whether the chapter you were just reading in your book ended on a cliffhanger.But when people are deciding to go to bed differs

答案解析

问答题

You have to quit your current job due to personal reasons.Write a resignation letter to（1）explain your reasons for leaving,and（2）inform your boss of the detail of your leaving You should write about 100 words neatly on the ANSWER SHEET.Do not sign your own name.UseLi Minginstead Do not write your address.（10 points）

答案解析