experience them sometimes.D. They can cause people to fall out of bed.2. According to Paragraph 3, some... sleepingC. hypnic jerks do no harm to your bodyD. exciting activities can help hypnic jerks happen ……

experience them sometimes.D. They can cause people to fall out of bed.2. According to Paragraph 3, some... sleepingC. hypnic jerks do no harm to your bodyD. exciting activities can help hypnic jerks happen ……

due to the bad publicity it might cause. The only detailed data available is from small, local... of dislocation and isolation, coupled with the stress of beginning a new life, can often result ……

small. But students at Tibbetts Middle School know that it’s the small acts that make the world... to perform small acts of kindness in her daily life.“I believe the world is changed by little things,” she ……

are exposed to them in large amounts over time. Pollution can do serious harm but it is not strictly...'s your opinion on this matter? Should polluters be accused of committing criminal acts and treated ……

to prove that _____.A. even a small number of toxins in the air can harm developing brainsB. lead is one... lost all of his teeth, thanks to this sweet drink which you probably like too. The harm Coke can do ……

.The recent cloning of the deadly Spanish Flu virus by US scientists is the cause of Annan's fear.He urged all... and harm. He even compared advancedbiotechnology(生物科技) to nuclear power."We find ourselves at a point ……

juice per day.3. Traffic bad for kids交通污染或引发儿童焦虑。Air pollution can cause (引起) many health problems. A recent US study found that traffic pollution can harm (伤害) children’s brains. Scientists scanned ……

). Unfortunately, most of us know little about the serious, lasting harm bullying can cause.A new film..., lasting harm bullying can cause.A new film, Better Days (《少年的你》), may strike a chord with viewers ……

“小丑”医生This little patient in a Belarus (白俄罗斯) hospital must be very happy. His doctor acts as a clown (小丑). The doctor rides a small bike with the kid to make him happy. ……

) and making a fire. This is very dangerous! You might think matches are small and can’t cause (导致.... This is very dangerous! You might think matches are small and can’t cause (导致) trouble ……

authorization and had passed inspection. In any case, it said, small amounts of hydrogen peroxide would not harm humans.It added that this may have been a plot to harm the company's reputation. State ……

, CRI Online noted. Falling from dangerous heightsEven a small object can cause serious injuries when... throw objects or are responsible for falling objects that harm people should pay for the victims ……

再不用小心翼翼盯着后视镜了。因为聪明的车子自己知道怎么停！Parkinga car can be real hard work. You may not have your own car now... the distance or you will park the car in the middle of the road and cause trouble!Do you still want ……

rapidly as it becomes uncomfortable for them"."But it doesn't cause them any lasting harm. It also does... Australian firm recently launched an electronic device that can keep sharks away. It is attached (系上 ……