单选题In our view, the root __________ of the crime problem is poverty and unemployment.
单选题Insomnia, or “poor sleep”, can have bad effects on a persons health and general well-being. It can_____21on both our physical and mental health and can lead to other health_____22. Insomnia can b
单选题__________, the training will help you become better at what you do.
单选题选出下面读音不同的选项（）。
单选题Insomnia, or “poor sleep”, can have bad effects on a persons health and general well-being. It can_____21on both our physical and mental health and can lead to other health_____22. Insomnia can b
单选题It was sunrise on an August morning when the captain and his crew cast their nets some 50 miles south of Louisiana in the Gulf of Mexico. As the net was pulled over, the contents were poured out follo
单选题Ideas about polite behavior are different from one culture to another. Some societies, such as America and Australia for example, are mobile and very open. People here change jobs and move house quite
单选题Have you ever played bridge?Yes. We__________ on weekends when I was in college.
单选题As we recently discovered，there is a Stepmother’s Day，though it is not on any official holiday calendar.So，it would be safe to assume that there is a similar day for stepdads，too.Right? Well，it depend
单选题The Saturday Evening Post became symbolic of the reading fare of middle-class America. In 1897 Curtis began to revive （重振） the Post on the proposition that a mans chief interest in life is the fi
单选题I wonder if there is __________ university in your hometown.
单选题This time tomorrow，I_________on the beach，enjoying the sunshine!
单选题Is this the factory __ you visited the other day?
单选题If you__ stayed at home, this would never have happened.
单选题Generations of Americans have been brought up to believe that a good breakfast is essential to ones life. Eating breakfast at the start of the day, we have been told,and told again, is as necessa
单选题As we recently discovered，there is a Stepmother’s Day，though it is not on any official holiday calendar.So，it would be safe to assume that there is a similar day for stepdads，too.Right? Well，it depend
单选题My aunt’s business has been doing poorly，but she’s hoping that her__________ will change.
单选题Physical activity through sports can enhance your child’s physical health.Sports can also have a positive effect on his mental health.Sports participation helps children ____21____life skills such as
单选题__ it is not his responsibility to do that,he said he would help.
单选题The ukulele is a_________instrument，which resembles a guitar.