the alarm, you should _____ first.A. call for help B. collect your belongingsC. get out of your... often you should check your smoke alarms.B. How to repair broken smoke alarms.C. When you should ……

teachers. Their existence offers another choice to school-aged children. But everything has two sides... smoke or gamble together.This tells us that good learning conditions do not necessarily guarantee ……

Smoke alarms are installed in homes and public buildings because they can help us prevent fires. They need to be replaced after a period of time. But many don’t realize this.Americans don’t know ……

How fast can you get through this maze?How fast can you get through this maze?   ……

will need to get their ovens regularly tested to make sure they don't break the rules."When people... of other chemicals in smoke - so-calledparticulates(微粒). "The smaller they get, the more dangerous ……

men run after the train, shouting4: “Wait! Come back!” Two of them run very fast and get on the last...火车快停下One day, when three men get to the train station, they find they are too early. Their train ……

, with the country at war and rumour prevailing throughout the land, three witches emerge from the smoke... of Duncan, obtains the support of the English and Macduff, another avenger, to kill Macbeth.Malcolm ……

!” After a while, another car flew by. “Oh, Nissan! Made in Japan. Very fast!” The Indian taxi driver was starting to get a little angry. The Japanese-made cars were passing his taxi. Then another car ……

. Countries may have to compete for water in the future. Some countries now get 60 percent... countries to improve their lives. This is because new industries (企业) often need a large amount of water ……

breaks out.When you smell smoke or see fire, shout “Fire!” as loudly as you can. Get help from your... try to put out a fire by yourself, even if it's a small one. Get out of the room as soon ……

not to smoke on them again, according to rail authorities. At the same time, there are still smoking areas which allow passengers to smoke aboard non-bullet trains. The new ban, which only applies ……

have been praised for their brave efforts, this tragedy is another painful lesson in fire safety... their homes safer. Firstly, it is very important to have smoke alarms (烟雾报警器) in your house, particularly ……

不要让二手烟损害你的健康。DO your parents smoke? Where do they smoke – outside, at work or at home when you... aged 6 to 19, even those with asthma (哮喘), have been exposed to second-hand smoke in the country ……

convinces me that love between people will never fade, regardless of the fast pace of industrial... a corner when his bike ran into another. He got his arm broken and was then hospitalized.Soon we got ……

, they could get sick from it.But how serious is the problem of secondhand smoke? To find out, the World Health... the danger of secondhand smoke. Secondhand smoke is the smoke that comes from a smoker’s breath ……